Home / 62,438.16-86,153.46-36,931.83

Finding the Fourth Proportional to 62,438.16, 86,153.46 and 36,931.83

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Solution

The fourth proportional to 62,438.16, 86,153.46 and 36,931.83 is: 50,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,438.16 : 86,153.46 = 36,931.83 : x
  2. Step 2: Convert to fraction form
    62,438.16/86,153.46 = 36,931.83/x
  3. Step 3: Cross multiply
    62,438.16x = 86,153.46 × 36,931.83
  4. Step 4: Simplify right side
    62,438.16x = 3,181,804,938.63
  5. Step 5: Solve for x
    x = 3,181,804,938.63/62,438.16
  6. Step 6: Final answer
    x = 50,959.30

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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.