Home / 94,724.16-130,718.08-52,281.76

Finding the Fourth Proportional to 94,724.16, 130,718.08 and 52,281.76

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Solution

The fourth proportional to 94,724.16, 130,718.08 and 52,281.76 is: 72,148.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,724.16 : 130,718.08 = 52,281.76 : x
  2. Step 2: Convert to fraction form
    94,724.16/130,718.08 = 52,281.76/x
  3. Step 3: Cross multiply
    94,724.16x = 130,718.08 × 52,281.76
  4. Step 4: Simplify right side
    94,724.16x = 6,834,171,286.22
  5. Step 5: Solve for x
    x = 6,834,171,286.22/94,724.16
  6. Step 6: Final answer
    x = 72,148.13

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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.