Home / 53,856.96-74,325.03-29,985.13

Finding the Fourth Proportional to 53,856.96, 74,325.03 and 29,985.13

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Solution

The fourth proportional to 53,856.96, 74,325.03 and 29,985.13 is: 41,380.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,856.96 : 74,325.03 = 29,985.13 : x
  2. Step 2: Convert to fraction form
    53,856.96/74,325.03 = 29,985.13/x
  3. Step 3: Cross multiply
    53,856.96x = 74,325.03 × 29,985.13
  4. Step 4: Simplify right side
    53,856.96x = 2,228,645,686.80
  5. Step 5: Solve for x
    x = 2,228,645,686.80/53,856.96
  6. Step 6: Final answer
    x = 41,380.83

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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.