Home / 83,088.36-114,657.60-45,355.32

Finding the Fourth Proportional to 83,088.36, 114,657.60 and 45,355.32

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Solution

The fourth proportional to 83,088.36, 114,657.60 and 45,355.32 is: 62,587.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,088.36 : 114,657.60 = 45,355.32 : x
  2. Step 2: Convert to fraction form
    83,088.36/114,657.60 = 45,355.32/x
  3. Step 3: Cross multiply
    83,088.36x = 114,657.60 × 45,355.32
  4. Step 4: Simplify right side
    83,088.36x = 5,200,332,138.43
  5. Step 5: Solve for x
    x = 5,200,332,138.43/83,088.36
  6. Step 6: Final answer
    x = 62,587.97

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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.