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Finding the Fourth Proportional to 88,573,611.60, 132,860,417.40 and 79,964,267.40

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Solution

The fourth proportional to 88,573,611.60, 132,860,417.40 and 79,964,267.40 is: 119,946,401.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,611.60 : 132,860,417.40 = 79,964,267.40 : x
  2. Step 2: Convert to fraction form
    88,573,611.60/132,860,417.40 = 79,964,267.40/x
  3. Step 3: Cross multiply
    88,573,611.60x = 132,860,417.40 × 79,964,267.40
  4. Step 4: Simplify right side
    88,573,611.60x = 10,624,085,943,849,214
  5. Step 5: Solve for x
    x = 10,624,085,943,849,214/88,573,611.60
  6. Step 6: Final answer
    x = 119,946,401.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.