Home / 105,548.40-145,648.94-59,605.27

Finding the Fourth Proportional to 105,548.40, 145,648.94 and 59,605.27

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Solution

The fourth proportional to 105,548.40, 145,648.94 and 59,605.27 is: 82,250.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,548.40 : 145,648.94 = 59,605.27 : x
  2. Step 2: Convert to fraction form
    105,548.40/145,648.94 = 59,605.27/x
  3. Step 3: Cross multiply
    105,548.40x = 145,648.94 × 59,605.27
  4. Step 4: Simplify right side
    105,548.40x = 8,681,443,731.77
  5. Step 5: Solve for x
    x = 8,681,443,731.77/105,548.40
  6. Step 6: Final answer
    x = 82,250.83

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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.