Home / 157,539.56-236,308.13-39,210.10

Finding the Fourth Proportional to 157,539.56, 236,308.13 and 39,210.10

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Solution

The fourth proportional to 157,539.56, 236,308.13 and 39,210.10 is: 58,814.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,539.56 : 236,308.13 = 39,210.10 : x
  2. Step 2: Convert to fraction form
    157,539.56/236,308.13 = 39,210.10/x
  3. Step 3: Cross multiply
    157,539.56x = 236,308.13 × 39,210.10
  4. Step 4: Simplify right side
    157,539.56x = 9,265,665,802.83
  5. Step 5: Solve for x
    x = 9,265,665,802.83/157,539.56
  6. Step 6: Final answer
    x = 58,814.85

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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.