Home / 148,334.90-204,702.39-87,935.22

Finding the Fourth Proportional to 148,334.90, 204,702.39 and 87,935.22

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Solution

The fourth proportional to 148,334.90, 204,702.39 and 87,935.22 is: 121,350.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,334.90 : 204,702.39 = 87,935.22 : x
  2. Step 2: Convert to fraction form
    148,334.90/204,702.39 = 87,935.22/x
  3. Step 3: Cross multiply
    148,334.90x = 204,702.39 × 87,935.22
  4. Step 4: Simplify right side
    148,334.90x = 18,000,549,699.18
  5. Step 5: Solve for x
    x = 18,000,549,699.18/148,334.90
  6. Step 6: Final answer
    x = 121,350.74

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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.