Home / 107,973.11-149,005.77-60,235.76

Finding the Fourth Proportional to 107,973.11, 149,005.77 and 60,235.76

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Solution

The fourth proportional to 107,973.11, 149,005.77 and 60,235.76 is: 83,126.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,973.11 : 149,005.77 = 60,235.76 : x
  2. Step 2: Convert to fraction form
    107,973.11/149,005.77 = 60,235.76/x
  3. Step 3: Cross multiply
    107,973.11x = 149,005.77 × 60,235.76
  4. Step 4: Simplify right side
    107,973.11x = 8,975,475,800.34
  5. Step 5: Solve for x
    x = 8,975,475,800.34/107,973.11
  6. Step 6: Final answer
    x = 83,126.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.