Home / 98,294.32-135,632.48-58,009.76

Finding the Fourth Proportional to 98,294.32, 135,632.48 and 58,009.76

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Solution

The fourth proportional to 98,294.32, 135,632.48 and 58,009.76 is: 80,045.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,294.32 : 135,632.48 = 58,009.76 : x
  2. Step 2: Convert to fraction form
    98,294.32/135,632.48 = 58,009.76/x
  3. Step 3: Cross multiply
    98,294.32x = 135,632.48 × 58,009.76
  4. Step 4: Simplify right side
    98,294.32x = 7,868,007,613.00
  5. Step 5: Solve for x
    x = 7,868,007,613.00/98,294.32
  6. Step 6: Final answer
    x = 80,045.39

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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.