Home / 106,778.52-147,341.16-59,032.80

Finding the Fourth Proportional to 106,778.52, 147,341.16 and 59,032.80

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Solution

The fourth proportional to 106,778.52, 147,341.16 and 59,032.80 is: 81,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,778.52 : 147,341.16 = 59,032.80 : x
  2. Step 2: Convert to fraction form
    106,778.52/147,341.16 = 59,032.80/x
  3. Step 3: Cross multiply
    106,778.52x = 147,341.16 × 59,032.80
  4. Step 4: Simplify right side
    106,778.52x = 8,697,961,230.05
  5. Step 5: Solve for x
    x = 8,697,961,230.05/106,778.52
  6. Step 6: Final answer
    x = 81,457.97

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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.