Home / 156,717.08-235,074-38,389.04

Finding the Fourth Proportional to 156,717.08, 235,074 and 38,389.04

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Solution

The fourth proportional to 156,717.08, 235,074 and 38,389.04 is: 57,583.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,717.08 : 235,074 = 38,389.04 : x
  2. Step 2: Convert to fraction form
    156,717.08/235,074 = 38,389.04/x
  3. Step 3: Cross multiply
    156,717.08x = 235,074 × 38,389.04
  4. Step 4: Simplify right side
    156,717.08x = 9,024,265,188.96
  5. Step 5: Solve for x
    x = 9,024,265,188.96/156,717.08
  6. Step 6: Final answer
    x = 57,583.16

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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.