Home / 85,050.73-127,576.14-38,248.93

Finding the Fourth Proportional to 85,050.73, 127,576.14 and 38,248.93

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Solution

The fourth proportional to 85,050.73, 127,576.14 and 38,248.93 is: 57,373.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,050.73 : 127,576.14 = 38,248.93 : x
  2. Step 2: Convert to fraction form
    85,050.73/127,576.14 = 38,248.93/x
  3. Step 3: Cross multiply
    85,050.73x = 127,576.14 × 38,248.93
  4. Step 4: Simplify right side
    85,050.73x = 4,879,650,848.53
  5. Step 5: Solve for x
    x = 4,879,650,848.53/85,050.73
  6. Step 6: Final answer
    x = 57,373.42

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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.