Home / 89,887.85-124,069.91-52,174.25

Finding the Fourth Proportional to 89,887.85, 124,069.91 and 52,174.25

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Solution

The fourth proportional to 89,887.85, 124,069.91 and 52,174.25 is: 72,014.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,887.85 : 124,069.91 = 52,174.25 : x
  2. Step 2: Convert to fraction form
    89,887.85/124,069.91 = 52,174.25/x
  3. Step 3: Cross multiply
    89,887.85x = 124,069.91 × 52,174.25
  4. Step 4: Simplify right side
    89,887.85x = 6,473,254,240.95
  5. Step 5: Solve for x
    x = 6,473,254,240.95/89,887.85
  6. Step 6: Final answer
    x = 72,014.79

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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.