Home / 156,332.70-234,441.61-53,720.93

Finding the Fourth Proportional to 156,332.70, 234,441.61 and 53,720.93

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Solution

The fourth proportional to 156,332.70, 234,441.61 and 53,720.93 is: 80,561.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,332.70 : 234,441.61 = 53,720.93 : x
  2. Step 2: Convert to fraction form
    156,332.70/234,441.61 = 53,720.93/x
  3. Step 3: Cross multiply
    156,332.70x = 234,441.61 × 53,720.93
  4. Step 4: Simplify right side
    156,332.70x = 12,594,421,319.90
  5. Step 5: Solve for x
    x = 12,594,421,319.90/156,332.70
  6. Step 6: Final answer
    x = 80,561.66

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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.