Home / 60,115.64-82,950.06-38,895.80

Finding the Fourth Proportional to 60,115.64, 82,950.06 and 38,895.80

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Solution

The fourth proportional to 60,115.64, 82,950.06 and 38,895.80 is: 53,670.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,115.64 : 82,950.06 = 38,895.80 : x
  2. Step 2: Convert to fraction form
    60,115.64/82,950.06 = 38,895.80/x
  3. Step 3: Cross multiply
    60,115.64x = 82,950.06 × 38,895.80
  4. Step 4: Simplify right side
    60,115.64x = 3,226,408,943.75
  5. Step 5: Solve for x
    x = 3,226,408,943.75/60,115.64
  6. Step 6: Final answer
    x = 53,670.04

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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.