Home / 93,540.95-129,081.67-51,091.28

Finding the Fourth Proportional to 93,540.95, 129,081.67 and 51,091.28

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Solution

The fourth proportional to 93,540.95, 129,081.67 and 51,091.28 is: 70,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,540.95 : 129,081.67 = 51,091.28 : x
  2. Step 2: Convert to fraction form
    93,540.95/129,081.67 = 51,091.28/x
  3. Step 3: Cross multiply
    93,540.95x = 129,081.67 × 51,091.28
  4. Step 4: Simplify right side
    93,540.95x = 6,594,947,744.84
  5. Step 5: Solve for x
    x = 6,594,947,744.84/93,540.95
  6. Step 6: Final answer
    x = 70,503.32

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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.