Home / 106,800.04-147,372.78-59,045.68

Finding the Fourth Proportional to 106,800.04, 147,372.78 and 59,045.68

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Solution

The fourth proportional to 106,800.04, 147,372.78 and 59,045.68 is: 81,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,800.04 : 147,372.78 = 59,045.68 : x
  2. Step 2: Convert to fraction form
    106,800.04/147,372.78 = 59,045.68/x
  3. Step 3: Cross multiply
    106,800.04x = 147,372.78 × 59,045.68
  4. Step 4: Simplify right side
    106,800.04x = 8,701,726,008.59
  5. Step 5: Solve for x
    x = 8,701,726,008.59/106,800.04
  6. Step 6: Final answer
    x = 81,476.80

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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.