Home / 107,455.32-148,289.82-59,707.80

Finding the Fourth Proportional to 107,455.32, 148,289.82 and 59,707.80

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Solution

The fourth proportional to 107,455.32, 148,289.82 and 59,707.80 is: 82,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,455.32 : 148,289.82 = 59,707.80 : x
  2. Step 2: Convert to fraction form
    107,455.32/148,289.82 = 59,707.80/x
  3. Step 3: Cross multiply
    107,455.32x = 148,289.82 × 59,707.80
  4. Step 4: Simplify right side
    107,455.32x = 8,854,058,914.60
  5. Step 5: Solve for x
    x = 8,854,058,914.60/107,455.32
  6. Step 6: Final answer
    x = 82,397.59

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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.