Home / 47,151.79-65,068.18-25,931.06

Finding the Fourth Proportional to 47,151.79, 65,068.18 and 25,931.06

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Solution

The fourth proportional to 47,151.79, 65,068.18 and 25,931.06 is: 35,784.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,151.79 : 65,068.18 = 25,931.06 : x
  2. Step 2: Convert to fraction form
    47,151.79/65,068.18 = 25,931.06/x
  3. Step 3: Cross multiply
    47,151.79x = 65,068.18 × 25,931.06
  4. Step 4: Simplify right side
    47,151.79x = 1,687,286,652.17
  5. Step 5: Solve for x
    x = 1,687,286,652.17/47,151.79
  6. Step 6: Final answer
    x = 35,784.15

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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.