Home / 99,834.80-149,677.28-60,383.84

Finding the Fourth Proportional to 99,834.80, 149,677.28 and 60,383.84

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Solution

The fourth proportional to 99,834.80, 149,677.28 and 60,383.84 is: 90,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,834.80 : 149,677.28 = 60,383.84 : x
  2. Step 2: Convert to fraction form
    99,834.80/149,677.28 = 60,383.84/x
  3. Step 3: Cross multiply
    99,834.80x = 149,677.28 × 60,383.84
  4. Step 4: Simplify right side
    99,834.80x = 9,038,088,927.16
  5. Step 5: Solve for x
    x = 9,038,088,927.16/99,834.80
  6. Step 6: Final answer
    x = 90,530.45

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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.