Home / 126,693.28-190,085.70-59,284.72

Finding the Fourth Proportional to 126,693.28, 190,085.70 and 59,284.72

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Solution

The fourth proportional to 126,693.28, 190,085.70 and 59,284.72 is: 88,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,693.28 : 190,085.70 = 59,284.72 : x
  2. Step 2: Convert to fraction form
    126,693.28/190,085.70 = 59,284.72/x
  3. Step 3: Cross multiply
    126,693.28x = 190,085.70 × 59,284.72
  4. Step 4: Simplify right side
    126,693.28x = 11,269,177,500.50
  5. Step 5: Solve for x
    x = 11,269,177,500.50/126,693.28
  6. Step 6: Final answer
    x = 88,948.50

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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.