Home / 42,924.66-64,366.56-13,342.92

Finding the Fourth Proportional to 42,924.66, 64,366.56 and 13,342.92

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Solution

The fourth proportional to 42,924.66, 64,366.56 and 13,342.92 is: 20,008.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,924.66 : 64,366.56 = 13,342.92 : x
  2. Step 2: Convert to fraction form
    42,924.66/64,366.56 = 13,342.92/x
  3. Step 3: Cross multiply
    42,924.66x = 64,366.56 × 13,342.92
  4. Step 4: Simplify right side
    42,924.66x = 858,837,860.76
  5. Step 5: Solve for x
    x = 858,837,860.76/42,924.66
  6. Step 6: Final answer
    x = 20,008.03

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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.