Home / 45,002.42-61,994.75-38,521.38

Finding the Fourth Proportional to 45,002.42, 61,994.75 and 38,521.38

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Solution

The fourth proportional to 45,002.42, 61,994.75 and 38,521.38 is: 53,066.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,002.42 : 61,994.75 = 38,521.38 : x
  2. Step 2: Convert to fraction form
    45,002.42/61,994.75 = 38,521.38/x
  3. Step 3: Cross multiply
    45,002.42x = 61,994.75 × 38,521.38
  4. Step 4: Simplify right side
    45,002.42x = 2,388,123,322.76
  5. Step 5: Solve for x
    x = 2,388,123,322.76/45,002.42
  6. Step 6: Final answer
    x = 53,066.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.