Home / 156,715.40-235,073.10-94,507.40

Finding the Fourth Proportional to 156,715.40, 235,073.10 and 94,507.40

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Solution

The fourth proportional to 156,715.40, 235,073.10 and 94,507.40 is: 141,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,715.40 : 235,073.10 = 94,507.40 : x
  2. Step 2: Convert to fraction form
    156,715.40/235,073.10 = 94,507.40/x
  3. Step 3: Cross multiply
    156,715.40x = 235,073.10 × 94,507.40
  4. Step 4: Simplify right side
    156,715.40x = 22,216,147,490.94
  5. Step 5: Solve for x
    x = 22,216,147,490.94/156,715.40
  6. Step 6: Final answer
    x = 141,761.10

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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.