Home / 156,747.04-235,149.72-51,570.16

Finding the Fourth Proportional to 156,747.04, 235,149.72 and 51,570.16

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Solution

The fourth proportional to 156,747.04, 235,149.72 and 51,570.16 is: 77,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,747.04 : 235,149.72 = 51,570.16 : x
  2. Step 2: Convert to fraction form
    156,747.04/235,149.72 = 51,570.16/x
  3. Step 3: Cross multiply
    156,747.04x = 235,149.72 × 51,570.16
  4. Step 4: Simplify right side
    156,747.04x = 12,126,708,684.36
  5. Step 5: Solve for x
    x = 12,126,708,684.36/156,747.04
  6. Step 6: Final answer
    x = 77,364.83

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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.