Home / 52,338.02-78,444.50-19,019.08

Finding the Fourth Proportional to 52,338.02, 78,444.50 and 19,019.08

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Solution

The fourth proportional to 52,338.02, 78,444.50 and 19,019.08 is: 28,505.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,338.02 : 78,444.50 = 19,019.08 : x
  2. Step 2: Convert to fraction form
    52,338.02/78,444.50 = 19,019.08/x
  3. Step 3: Cross multiply
    52,338.02x = 78,444.50 × 19,019.08
  4. Step 4: Simplify right side
    52,338.02x = 1,491,942,110.38
  5. Step 5: Solve for x
    x = 1,491,942,110.38/52,338.02
  6. Step 6: Final answer
    x = 28,505.89

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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.