Home / 72,276.16-108,387.30-24,878.02

Finding the Fourth Proportional to 72,276.16, 108,387.30 and 24,878.02

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Solution

The fourth proportional to 72,276.16, 108,387.30 and 24,878.02 is: 37,307.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,276.16 : 108,387.30 = 24,878.02 : x
  2. Step 2: Convert to fraction form
    72,276.16/108,387.30 = 24,878.02/x
  3. Step 3: Cross multiply
    72,276.16x = 108,387.30 × 24,878.02
  4. Step 4: Simplify right side
    72,276.16x = 2,696,461,417.15
  5. Step 5: Solve for x
    x = 2,696,461,417.15/72,276.16
  6. Step 6: Final answer
    x = 37,307.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.