Home / 123,637.74-185,454.57-39,396.76

Finding the Fourth Proportional to 123,637.74, 185,454.57 and 39,396.76

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Solution

The fourth proportional to 123,637.74, 185,454.57 and 39,396.76 is: 59,094.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,637.74 : 185,454.57 = 39,396.76 : x
  2. Step 2: Convert to fraction form
    123,637.74/185,454.57 = 39,396.76/x
  3. Step 3: Cross multiply
    123,637.74x = 185,454.57 × 39,396.76
  4. Step 4: Simplify right side
    123,637.74x = 7,306,309,185.19
  5. Step 5: Solve for x
    x = 7,306,309,185.19/123,637.74
  6. Step 6: Final answer
    x = 59,094.49

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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.