Home / 123,686.10-185,529.15-44,802.90

Finding the Fourth Proportional to 123,686.10, 185,529.15 and 44,802.90

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Solution

The fourth proportional to 123,686.10, 185,529.15 and 44,802.90 is: 67,204.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,686.10 : 185,529.15 = 44,802.90 : x
  2. Step 2: Convert to fraction form
    123,686.10/185,529.15 = 44,802.90/x
  3. Step 3: Cross multiply
    123,686.10x = 185,529.15 × 44,802.90
  4. Step 4: Simplify right side
    123,686.10x = 8,312,243,954.54
  5. Step 5: Solve for x
    x = 8,312,243,954.54/123,686.10
  6. Step 6: Final answer
    x = 67,204.35

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1.5x scale

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.