Home / 93,982.56-129,677.10-53,709.54

Finding the Fourth Proportional to 93,982.56, 129,677.10 and 53,709.54

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Solution

The fourth proportional to 93,982.56, 129,677.10 and 53,709.54 is: 74,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,982.56 : 129,677.10 = 53,709.54 : x
  2. Step 2: Convert to fraction form
    93,982.56/129,677.10 = 53,709.54/x
  3. Step 3: Cross multiply
    93,982.56x = 129,677.10 × 53,709.54
  4. Step 4: Simplify right side
    93,982.56x = 6,964,897,389.53
  5. Step 5: Solve for x
    x = 6,964,897,389.53/93,982.56
  6. Step 6: Final answer
    x = 74,108.40

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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.