Home / 61,557.48-92,339.64-19,438.56

Finding the Fourth Proportional to 61,557.48, 92,339.64 and 19,438.56

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Solution

The fourth proportional to 61,557.48, 92,339.64 and 19,438.56 is: 29,158.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,557.48 : 92,339.64 = 19,438.56 : x
  2. Step 2: Convert to fraction form
    61,557.48/92,339.64 = 19,438.56/x
  3. Step 3: Cross multiply
    61,557.48x = 92,339.64 × 19,438.56
  4. Step 4: Simplify right side
    61,557.48x = 1,794,949,632.52
  5. Step 5: Solve for x
    x = 1,794,949,632.52/61,557.48
  6. Step 6: Final answer
    x = 29,158.92

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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.