Home / 98,843.04-148,347.18-89,542.83

Finding the Fourth Proportional to 98,843.04, 148,347.18 and 89,542.83

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Solution

The fourth proportional to 98,843.04, 148,347.18 and 89,542.83 is: 134,389.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,843.04 : 148,347.18 = 89,542.83 : x
  2. Step 2: Convert to fraction form
    98,843.04/148,347.18 = 89,542.83/x
  3. Step 3: Cross multiply
    98,843.04x = 148,347.18 × 89,542.83
  4. Step 4: Simplify right side
    98,843.04x = 13,283,426,319.72
  5. Step 5: Solve for x
    x = 13,283,426,319.72/98,843.04
  6. Step 6: Final answer
    x = 134,389.09

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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.