Home / 107,558.75-148,434.71-59,162.74

Finding the Fourth Proportional to 107,558.75, 148,434.71 and 59,162.74

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Solution

The fourth proportional to 107,558.75, 148,434.71 and 59,162.74 is: 81,646.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,558.75 : 148,434.71 = 59,162.74 : x
  2. Step 2: Convert to fraction form
    107,558.75/148,434.71 = 59,162.74/x
  3. Step 3: Cross multiply
    107,558.75x = 148,434.71 × 59,162.74
  4. Step 4: Simplify right side
    107,558.75x = 8,781,803,487.80
  5. Step 5: Solve for x
    x = 8,781,803,487.80/107,558.75
  6. Step 6: Final answer
    x = 81,646.57

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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.