Home / 44,001.47-66,001.40-10,721.45

Finding the Fourth Proportional to 44,001.47, 66,001.40 and 10,721.45

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Solution

The fourth proportional to 44,001.47, 66,001.40 and 10,721.45 is: 16,081.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,001.47 : 66,001.40 = 10,721.45 : x
  2. Step 2: Convert to fraction form
    44,001.47/66,001.40 = 10,721.45/x
  3. Step 3: Cross multiply
    44,001.47x = 66,001.40 × 10,721.45
  4. Step 4: Simplify right side
    44,001.47x = 707,630,326.42
  5. Step 5: Solve for x
    x = 707,630,326.42/44,001.47
  6. Step 6: Final answer
    x = 16,081.97

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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.