Home / 98,064.48-147,146.40-44,750.55

Finding the Fourth Proportional to 98,064.48, 147,146.40 and 44,750.55

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Solution

The fourth proportional to 98,064.48, 147,146.40 and 44,750.55 is: 67,148.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,064.48 : 147,146.40 = 44,750.55 : x
  2. Step 2: Convert to fraction form
    98,064.48/147,146.40 = 44,750.55/x
  3. Step 3: Cross multiply
    98,064.48x = 147,146.40 × 44,750.55
  4. Step 4: Simplify right side
    98,064.48x = 6,584,882,330.52
  5. Step 5: Solve for x
    x = 6,584,882,330.52/98,064.48
  6. Step 6: Final answer
    x = 67,148.50

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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.