Home / 97,478.75-146,223.32-30,924.20

Finding the Fourth Proportional to 97,478.75, 146,223.32 and 30,924.20

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Solution

The fourth proportional to 97,478.75, 146,223.32 and 30,924.20 is: 46,387.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,478.75 : 146,223.32 = 30,924.20 : x
  2. Step 2: Convert to fraction form
    97,478.75/146,223.32 = 30,924.20/x
  3. Step 3: Cross multiply
    97,478.75x = 146,223.32 × 30,924.20
  4. Step 4: Simplify right side
    97,478.75x = 4,521,838,306.61
  5. Step 5: Solve for x
    x = 4,521,838,306.61/97,478.75
  6. Step 6: Final answer
    x = 46,387.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.