Home / 156,140.34-234,209.43-37,812.30

Finding the Fourth Proportional to 156,140.34, 234,209.43 and 37,812.30

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Solution

The fourth proportional to 156,140.34, 234,209.43 and 37,812.30 is: 56,718.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,140.34 : 234,209.43 = 37,812.30 : x
  2. Step 2: Convert to fraction form
    156,140.34/234,209.43 = 37,812.30/x
  3. Step 3: Cross multiply
    156,140.34x = 234,209.43 × 37,812.30
  4. Step 4: Simplify right side
    156,140.34x = 8,855,997,229.99
  5. Step 5: Solve for x
    x = 8,855,997,229.99/156,140.34
  6. Step 6: Final answer
    x = 56,718.19

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1.5x scale

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.