Home / 88,260.93-132,212.34-70,521.57

Finding the Fourth Proportional to 88,260.93, 132,212.34 and 70,521.57

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Solution

The fourth proportional to 88,260.93, 132,212.34 and 70,521.57 is: 105,639.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,260.93 : 132,212.34 = 70,521.57 : x
  2. Step 2: Convert to fraction form
    88,260.93/132,212.34 = 70,521.57/x
  3. Step 3: Cross multiply
    88,260.93x = 132,212.34 × 70,521.57
  4. Step 4: Simplify right side
    88,260.93x = 9,323,821,790.17
  5. Step 5: Solve for x
    x = 9,323,821,790.17/88,260.93
  6. Step 6: Final answer
    x = 105,639.29

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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.