Home / 156,315.32-234,425.08-56,463.20

Finding the Fourth Proportional to 156,315.32, 234,425.08 and 56,463.20

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Solution

The fourth proportional to 156,315.32, 234,425.08 and 56,463.20 is: 84,677.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,315.32 : 234,425.08 = 56,463.20 : x
  2. Step 2: Convert to fraction form
    156,315.32/234,425.08 = 56,463.20/x
  3. Step 3: Cross multiply
    156,315.32x = 234,425.08 × 56,463.20
  4. Step 4: Simplify right side
    156,315.32x = 13,236,390,177.06
  5. Step 5: Solve for x
    x = 13,236,390,177.06/156,315.32
  6. Step 6: Final answer
    x = 84,677.50

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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.