Home / 61,008.57-84,222.40-38,360.02

Finding the Fourth Proportional to 61,008.57, 84,222.40 and 38,360.02

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Solution

The fourth proportional to 61,008.57, 84,222.40 and 38,360.02 is: 52,956.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,008.57 : 84,222.40 = 38,360.02 : x
  2. Step 2: Convert to fraction form
    61,008.57/84,222.40 = 38,360.02/x
  3. Step 3: Cross multiply
    61,008.57x = 84,222.40 × 38,360.02
  4. Step 4: Simplify right side
    61,008.57x = 3,230,772,591.56
  5. Step 5: Solve for x
    x = 3,230,772,591.56/61,008.57
  6. Step 6: Final answer
    x = 52,956.05

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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.