Home / 42,444.99-63,666.34-14,364.86

Finding the Fourth Proportional to 42,444.99, 63,666.34 and 14,364.86

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Solution

The fourth proportional to 42,444.99, 63,666.34 and 14,364.86 is: 21,546.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,444.99 : 63,666.34 = 14,364.86 : x
  2. Step 2: Convert to fraction form
    42,444.99/63,666.34 = 14,364.86/x
  3. Step 3: Cross multiply
    42,444.99x = 63,666.34 × 14,364.86
  4. Step 4: Simplify right side
    42,444.99x = 914,557,706.57
  5. Step 5: Solve for x
    x = 914,557,706.57/42,444.99
  6. Step 6: Final answer
    x = 21,546.89

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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.