Home / 42,232.86-63,363.78-15,945.12

Finding the Fourth Proportional to 42,232.86, 63,363.78 and 15,945.12

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Solution

The fourth proportional to 42,232.86, 63,363.78 and 15,945.12 is: 23,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,232.86 : 63,363.78 = 15,945.12 : x
  2. Step 2: Convert to fraction form
    42,232.86/63,363.78 = 15,945.12/x
  3. Step 3: Cross multiply
    42,232.86x = 63,363.78 × 15,945.12
  4. Step 4: Simplify right side
    42,232.86x = 1,010,343,075.75
  5. Step 5: Solve for x
    x = 1,010,343,075.75/42,232.86
  6. Step 6: Final answer
    x = 23,923.15

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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.