Home / 52,875.52-72,970.26-29,003.20

Finding the Fourth Proportional to 52,875.52, 72,970.26 and 29,003.20

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Solution

The fourth proportional to 52,875.52, 72,970.26 and 29,003.20 is: 40,025.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,875.52 : 72,970.26 = 29,003.20 : x
  2. Step 2: Convert to fraction form
    52,875.52/72,970.26 = 29,003.20/x
  3. Step 3: Cross multiply
    52,875.52x = 72,970.26 × 29,003.20
  4. Step 4: Simplify right side
    52,875.52x = 2,116,371,044.83
  5. Step 5: Solve for x
    x = 2,116,371,044.83/52,875.52
  6. Step 6: Final answer
    x = 40,025.54

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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.