Home / 113,887.50-170,681.13-99,025.62

Finding the Fourth Proportional to 113,887.50, 170,681.13 and 99,025.62

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Solution

The fourth proportional to 113,887.50, 170,681.13 and 99,025.62 is: 148,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,887.50 : 170,681.13 = 99,025.62 : x
  2. Step 2: Convert to fraction form
    113,887.50/170,681.13 = 99,025.62/x
  3. Step 3: Cross multiply
    113,887.50x = 170,681.13 × 99,025.62
  4. Step 4: Simplify right side
    113,887.50x = 16,901,804,720.55
  5. Step 5: Solve for x
    x = 16,901,804,720.55/113,887.50
  6. Step 6: Final answer
    x = 148,407.90

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1.5x scale

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.