Home / 61,122.40-91,508.64-37,590.24

Finding the Fourth Proportional to 61,122.40, 91,508.64 and 37,590.24

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Solution

The fourth proportional to 61,122.40, 91,508.64 and 37,590.24 is: 56,277.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,122.40 : 91,508.64 = 37,590.24 : x
  2. Step 2: Convert to fraction form
    61,122.40/91,508.64 = 37,590.24/x
  3. Step 3: Cross multiply
    61,122.40x = 91,508.64 × 37,590.24
  4. Step 4: Simplify right side
    61,122.40x = 3,439,831,739.67
  5. Step 5: Solve for x
    x = 3,439,831,739.67/61,122.40
  6. Step 6: Final answer
    x = 56,277.76

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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.