Home / 61,031.24-84,218.67-37,165.60

Finding the Fourth Proportional to 61,031.24, 84,218.67 and 37,165.60

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Solution

The fourth proportional to 61,031.24, 84,218.67 and 37,165.60 is: 51,285.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,031.24 : 84,218.67 = 37,165.60 : x
  2. Step 2: Convert to fraction form
    61,031.24/84,218.67 = 37,165.60/x
  3. Step 3: Cross multiply
    61,031.24x = 84,218.67 × 37,165.60
  4. Step 4: Simplify right side
    61,031.24x = 3,130,037,191.21
  5. Step 5: Solve for x
    x = 3,130,037,191.21/61,031.24
  6. Step 6: Final answer
    x = 51,285.82

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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.