Home / 124,017.89-171,183.51-70,338.38

Finding the Fourth Proportional to 124,017.89, 171,183.51 and 70,338.38

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Solution

The fourth proportional to 124,017.89, 171,183.51 and 70,338.38 is: 97,088.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,017.89 : 171,183.51 = 70,338.38 : x
  2. Step 2: Convert to fraction form
    124,017.89/171,183.51 = 70,338.38/x
  3. Step 3: Cross multiply
    124,017.89x = 171,183.51 × 70,338.38
  4. Step 4: Simplify right side
    124,017.89x = 12,040,769,920.20
  5. Step 5: Solve for x
    x = 12,040,769,920.20/124,017.89
  6. Step 6: Final answer
    x = 97,088.98

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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.