Home / 97,025.31-133,850.68-70,125.21

Finding the Fourth Proportional to 97,025.31, 133,850.68 and 70,125.21

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Solution

The fourth proportional to 97,025.31, 133,850.68 and 70,125.21 is: 96,740.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,025.31 : 133,850.68 = 70,125.21 : x
  2. Step 2: Convert to fraction form
    97,025.31/133,850.68 = 70,125.21/x
  3. Step 3: Cross multiply
    97,025.31x = 133,850.68 × 70,125.21
  4. Step 4: Simplify right side
    97,025.31x = 9,386,306,868.33
  5. Step 5: Solve for x
    x = 9,386,306,868.33/97,025.31
  6. Step 6: Final answer
    x = 96,740.81

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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.