Home / 157,887.04-217,856.64-94,221.04

Finding the Fourth Proportional to 157,887.04, 217,856.64 and 94,221.04

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Solution

The fourth proportional to 157,887.04, 217,856.64 and 94,221.04 is: 130,008.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,887.04 : 217,856.64 = 94,221.04 : x
  2. Step 2: Convert to fraction form
    157,887.04/217,856.64 = 94,221.04/x
  3. Step 3: Cross multiply
    157,887.04x = 217,856.64 × 94,221.04
  4. Step 4: Simplify right side
    157,887.04x = 20,526,679,191.71
  5. Step 5: Solve for x
    x = 20,526,679,191.71/157,887.04
  6. Step 6: Final answer
    x = 130,008.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.