Home / 42,195.95-63,300.07-15,554.69

Finding the Fourth Proportional to 42,195.95, 63,300.07 and 15,554.69

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Solution

The fourth proportional to 42,195.95, 63,300.07 and 15,554.69 is: 23,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,195.95 : 63,300.07 = 15,554.69 : x
  2. Step 2: Convert to fraction form
    42,195.95/63,300.07 = 15,554.69/x
  3. Step 3: Cross multiply
    42,195.95x = 63,300.07 × 15,554.69
  4. Step 4: Simplify right side
    42,195.95x = 984,612,965.83
  5. Step 5: Solve for x
    x = 984,612,965.83/42,195.95
  6. Step 6: Final answer
    x = 23,334.30

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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.