Home / 101,551.02-152,284.50-38,360.40

Finding the Fourth Proportional to 101,551.02, 152,284.50 and 38,360.40

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Solution

The fourth proportional to 101,551.02, 152,284.50 and 38,360.40 is: 57,524.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,551.02 : 152,284.50 = 38,360.40 : x
  2. Step 2: Convert to fraction form
    101,551.02/152,284.50 = 38,360.40/x
  3. Step 3: Cross multiply
    101,551.02x = 152,284.50 × 38,360.40
  4. Step 4: Simplify right side
    101,551.02x = 5,841,694,333.80
  5. Step 5: Solve for x
    x = 5,841,694,333.80/101,551.02
  6. Step 6: Final answer
    x = 57,524.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.