Home / 42,416.58-63,604.88-15,744.08

Finding the Fourth Proportional to 42,416.58, 63,604.88 and 15,744.08

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Solution

The fourth proportional to 42,416.58, 63,604.88 and 15,744.08 is: 23,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,416.58 : 63,604.88 = 15,744.08 : x
  2. Step 2: Convert to fraction form
    42,416.58/63,604.88 = 15,744.08/x
  3. Step 3: Cross multiply
    42,416.58x = 63,604.88 × 15,744.08
  4. Step 4: Simplify right side
    42,416.58x = 1,001,400,319.11
  5. Step 5: Solve for x
    x = 1,001,400,319.11/42,416.58
  6. Step 6: Final answer
    x = 23,608.70

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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.