Home / 74,838.08-103,275.60-41,301.92

Finding the Fourth Proportional to 74,838.08, 103,275.60 and 41,301.92

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Solution

The fourth proportional to 74,838.08, 103,275.60 and 41,301.92 is: 56,996.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,838.08 : 103,275.60 = 41,301.92 : x
  2. Step 2: Convert to fraction form
    74,838.08/103,275.60 = 41,301.92/x
  3. Step 3: Cross multiply
    74,838.08x = 103,275.60 × 41,301.92
  4. Step 4: Simplify right side
    74,838.08x = 4,265,480,569.15
  5. Step 5: Solve for x
    x = 4,265,480,569.15/74,838.08
  6. Step 6: Final answer
    x = 56,996.13

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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.