Home / 93,560.63-129,116.41-51,121.89

Finding the Fourth Proportional to 93,560.63, 129,116.41 and 51,121.89

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Solution

The fourth proportional to 93,560.63, 129,116.41 and 51,121.89 is: 70,549.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,560.63 : 129,116.41 = 51,121.89 : x
  2. Step 2: Convert to fraction form
    93,560.63/129,116.41 = 51,121.89/x
  3. Step 3: Cross multiply
    93,560.63x = 129,116.41 × 51,121.89
  4. Step 4: Simplify right side
    93,560.63x = 6,600,674,781.41
  5. Step 5: Solve for x
    x = 6,600,674,781.41/93,560.63
  6. Step 6: Final answer
    x = 70,549.71

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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.