Home / 71,826.07-99,119.02-39,560.06

Finding the Fourth Proportional to 71,826.07, 99,119.02 and 39,560.06

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Solution

The fourth proportional to 71,826.07, 99,119.02 and 39,560.06 is: 54,592.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,826.07 : 99,119.02 = 39,560.06 : x
  2. Step 2: Convert to fraction form
    71,826.07/99,119.02 = 39,560.06/x
  3. Step 3: Cross multiply
    71,826.07x = 99,119.02 × 39,560.06
  4. Step 4: Simplify right side
    71,826.07x = 3,921,154,378.34
  5. Step 5: Solve for x
    x = 3,921,154,378.34/71,826.07
  6. Step 6: Final answer
    x = 54,592.36

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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.