Home / 209,177.33-288,666.95-113,684.03

Finding the Fourth Proportional to 209,177.33, 288,666.95 and 113,684.03

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Solution

The fourth proportional to 209,177.33, 288,666.95 and 113,684.03 is: 156,885.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,177.33 : 288,666.95 = 113,684.03 : x
  2. Step 2: Convert to fraction form
    209,177.33/288,666.95 = 113,684.03/x
  3. Step 3: Cross multiply
    209,177.33x = 288,666.95 × 113,684.03
  4. Step 4: Simplify right side
    209,177.33x = 32,816,820,192.05
  5. Step 5: Solve for x
    x = 32,816,820,192.05/209,177.33
  6. Step 6: Final answer
    x = 156,885.17

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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.