Home / 94,153.60-129,921.56-53,878.24

Finding the Fourth Proportional to 94,153.60, 129,921.56 and 53,878.24

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Solution

The fourth proportional to 94,153.60, 129,921.56 and 53,878.24 is: 74,346.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,153.60 : 129,921.56 = 53,878.24 : x
  2. Step 2: Convert to fraction form
    94,153.60/129,921.56 = 53,878.24/x
  3. Step 3: Cross multiply
    94,153.60x = 129,921.56 × 53,878.24
  4. Step 4: Simplify right side
    94,153.60x = 6,999,944,990.85
  5. Step 5: Solve for x
    x = 6,999,944,990.85/94,153.60
  6. Step 6: Final answer
    x = 74,346.02

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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.