Home / 62,038.38-85,567.12-39,357.84

Finding the Fourth Proportional to 62,038.38, 85,567.12 and 39,357.84

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Solution

The fourth proportional to 62,038.38, 85,567.12 and 39,357.84 is: 54,284.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,038.38 : 85,567.12 = 39,357.84 : x
  2. Step 2: Convert to fraction form
    62,038.38/85,567.12 = 39,357.84/x
  3. Step 3: Cross multiply
    62,038.38x = 85,567.12 × 39,357.84
  4. Step 4: Simplify right side
    62,038.38x = 3,367,737,018.22
  5. Step 5: Solve for x
    x = 3,367,737,018.22/62,038.38
  6. Step 6: Final answer
    x = 54,284.74

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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.