Home / 98,417.80-147,626.70-96,777.55

Finding the Fourth Proportional to 98,417.80, 147,626.70 and 96,777.55

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Solution

The fourth proportional to 98,417.80, 147,626.70 and 96,777.55 is: 145,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,417.80 : 147,626.70 = 96,777.55 : x
  2. Step 2: Convert to fraction form
    98,417.80/147,626.70 = 96,777.55/x
  3. Step 3: Cross multiply
    98,417.80x = 147,626.70 × 96,777.55
  4. Step 4: Simplify right side
    98,417.80x = 14,286,950,340.59
  5. Step 5: Solve for x
    x = 14,286,950,340.59/98,417.80
  6. Step 6: Final answer
    x = 145,166.33

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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.