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Finding the Fourth Proportional to 98,925.78, 148,387.35 and 24,045.72

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Solution

The fourth proportional to 98,925.78, 148,387.35 and 24,045.72 is: 36,068.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,925.78 : 148,387.35 = 24,045.72 : x
  2. Step 2: Convert to fraction form
    98,925.78/148,387.35 = 24,045.72/x
  3. Step 3: Cross multiply
    98,925.78x = 148,387.35 × 24,045.72
  4. Step 4: Simplify right side
    98,925.78x = 3,568,080,669.64
  5. Step 5: Solve for x
    x = 3,568,080,669.64/98,925.78
  6. Step 6: Final answer
    x = 36,068.26

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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.