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Finding the Fourth Proportional to 163,907.60, 245,905.14 and 58,737.20

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Solution

The fourth proportional to 163,907.60, 245,905.14 and 58,737.20 is: 88,121.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,907.60 : 245,905.14 = 58,737.20 : x
  2. Step 2: Convert to fraction form
    163,907.60/245,905.14 = 58,737.20/x
  3. Step 3: Cross multiply
    163,907.60x = 245,905.14 × 58,737.20
  4. Step 4: Simplify right side
    163,907.60x = 14,443,779,389.21
  5. Step 5: Solve for x
    x = 14,443,779,389.21/163,907.60
  6. Step 6: Final answer
    x = 88,121.47

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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.