Home / 156,182.04-234,132.12-56,271.78

Finding the Fourth Proportional to 156,182.04, 234,132.12 and 56,271.78

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Solution

The fourth proportional to 156,182.04, 234,132.12 and 56,271.78 is: 84,356.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,182.04 : 234,132.12 = 56,271.78 : x
  2. Step 2: Convert to fraction form
    156,182.04/234,132.12 = 56,271.78/x
  3. Step 3: Cross multiply
    156,182.04x = 234,132.12 × 56,271.78
  4. Step 4: Simplify right side
    156,182.04x = 13,175,031,147.57
  5. Step 5: Solve for x
    x = 13,175,031,147.57/156,182.04
  6. Step 6: Final answer
    x = 84,356.89

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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.