Home / 106,779.92-147,359.04-59,033.84

Finding the Fourth Proportional to 106,779.92, 147,359.04 and 59,033.84

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Solution

The fourth proportional to 106,779.92, 147,359.04 and 59,033.84 is: 81,468.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,779.92 : 147,359.04 = 59,033.84 : x
  2. Step 2: Convert to fraction form
    106,779.92/147,359.04 = 59,033.84/x
  3. Step 3: Cross multiply
    106,779.92x = 147,359.04 × 59,033.84
  4. Step 4: Simplify right side
    106,779.92x = 8,699,169,989.91
  5. Step 5: Solve for x
    x = 8,699,169,989.91/106,779.92
  6. Step 6: Final answer
    x = 81,468.22

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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.