Home / 74,001.30-102,053.64-48,498.38

Finding the Fourth Proportional to 74,001.30, 102,053.64 and 48,498.38

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Solution

The fourth proportional to 74,001.30, 102,053.64 and 48,498.38 is: 66,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,001.30 : 102,053.64 = 48,498.38 : x
  2. Step 2: Convert to fraction form
    74,001.30/102,053.64 = 48,498.38/x
  3. Step 3: Cross multiply
    74,001.30x = 102,053.64 × 48,498.38
  4. Step 4: Simplify right side
    74,001.30x = 4,949,436,213.10
  5. Step 5: Solve for x
    x = 4,949,436,213.10/74,001.30
  6. Step 6: Final answer
    x = 66,883.10

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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.