Home / 115,842.96-173,045.70-84,000.24

Finding the Fourth Proportional to 115,842.96, 173,045.70 and 84,000.24

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Solution

The fourth proportional to 115,842.96, 173,045.70 and 84,000.24 is: 125,479.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,842.96 : 173,045.70 = 84,000.24 : x
  2. Step 2: Convert to fraction form
    115,842.96/173,045.70 = 84,000.24/x
  3. Step 3: Cross multiply
    115,842.96x = 173,045.70 × 84,000.24
  4. Step 4: Simplify right side
    115,842.96x = 14,535,880,330.97
  5. Step 5: Solve for x
    x = 14,535,880,330.97/115,842.96
  6. Step 6: Final answer
    x = 125,479.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.