Home / 156,953.90-235,459.05-57,253.96

Finding the Fourth Proportional to 156,953.90, 235,459.05 and 57,253.96

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Solution

The fourth proportional to 156,953.90, 235,459.05 and 57,253.96 is: 85,891.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,953.90 : 235,459.05 = 57,253.96 : x
  2. Step 2: Convert to fraction form
    156,953.90/235,459.05 = 57,253.96/x
  3. Step 3: Cross multiply
    156,953.90x = 235,459.05 × 57,253.96
  4. Step 4: Simplify right side
    156,953.90x = 13,480,963,030.34
  5. Step 5: Solve for x
    x = 13,480,963,030.34/156,953.90
  6. Step 6: Final answer
    x = 85,891.23

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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.