Home / 62,120.40-85,666.80-41,748.48

Finding the Fourth Proportional to 62,120.40, 85,666.80 and 41,748.48

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Solution

The fourth proportional to 62,120.40, 85,666.80 and 41,748.48 is: 57,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,120.40 : 85,666.80 = 41,748.48 : x
  2. Step 2: Convert to fraction form
    62,120.40/85,666.80 = 41,748.48/x
  3. Step 3: Cross multiply
    62,120.40x = 85,666.80 × 41,748.48
  4. Step 4: Simplify right side
    62,120.40x = 3,576,458,686.46
  5. Step 5: Solve for x
    x = 3,576,458,686.46/62,120.40
  6. Step 6: Final answer
    x = 57,573.01

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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.