Home / 114,818.83-172,306.59-39,938.23

Finding the Fourth Proportional to 114,818.83, 172,306.59 and 39,938.23

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Solution

The fourth proportional to 114,818.83, 172,306.59 and 39,938.23 is: 59,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,818.83 : 172,306.59 = 39,938.23 : x
  2. Step 2: Convert to fraction form
    114,818.83/172,306.59 = 39,938.23/x
  3. Step 3: Cross multiply
    114,818.83x = 172,306.59 × 39,938.23
  4. Step 4: Simplify right side
    114,818.83x = 6,881,620,221.94
  5. Step 5: Solve for x
    x = 6,881,620,221.94/114,818.83
  6. Step 6: Final answer
    x = 59,934.60

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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.