Home / 109,041.15-150,454.70-63,710.38

Finding the Fourth Proportional to 109,041.15, 150,454.70 and 63,710.38

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Solution

The fourth proportional to 109,041.15, 150,454.70 and 63,710.38 is: 87,907.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,041.15 : 150,454.70 = 63,710.38 : x
  2. Step 2: Convert to fraction form
    109,041.15/150,454.70 = 63,710.38/x
  3. Step 3: Cross multiply
    109,041.15x = 150,454.70 × 63,710.38
  4. Step 4: Simplify right side
    109,041.15x = 9,585,526,218.22
  5. Step 5: Solve for x
    x = 9,585,526,218.22/109,041.15
  6. Step 6: Final answer
    x = 87,907.42

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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.