Home / 94,016.32-129,741.80-51,574.56

Finding the Fourth Proportional to 94,016.32, 129,741.80 and 51,574.56

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Solution

The fourth proportional to 94,016.32, 129,741.80 and 51,574.56 is: 71,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,016.32 : 129,741.80 = 51,574.56 : x
  2. Step 2: Convert to fraction form
    94,016.32/129,741.80 = 51,574.56/x
  3. Step 3: Cross multiply
    94,016.32x = 129,741.80 × 51,574.56
  4. Step 4: Simplify right side
    94,016.32x = 6,691,376,248.61
  5. Step 5: Solve for x
    x = 6,691,376,248.61/94,016.32
  6. Step 6: Final answer
    x = 71,172.50

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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.