Home / 98,777.51-148,037.04-39,654.66

Finding the Fourth Proportional to 98,777.51, 148,037.04 and 39,654.66

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Solution

The fourth proportional to 98,777.51, 148,037.04 and 39,654.66 is: 59,430.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,777.51 : 148,037.04 = 39,654.66 : x
  2. Step 2: Convert to fraction form
    98,777.51/148,037.04 = 39,654.66/x
  3. Step 3: Cross multiply
    98,777.51x = 148,037.04 × 39,654.66
  4. Step 4: Simplify right side
    98,777.51x = 5,870,358,488.61
  5. Step 5: Solve for x
    x = 5,870,358,488.61/98,777.51
  6. Step 6: Final answer
    x = 59,430.12

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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.