Home / 209,799.55-289,526.70-114,306.22

Finding the Fourth Proportional to 209,799.55, 289,526.70 and 114,306.22

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Solution

The fourth proportional to 209,799.55, 289,526.70 and 114,306.22 is: 157,744.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,799.55 : 289,526.70 = 114,306.22 : x
  2. Step 2: Convert to fraction form
    209,799.55/289,526.70 = 114,306.22/x
  3. Step 3: Cross multiply
    209,799.55x = 289,526.70 × 114,306.22
  4. Step 4: Simplify right side
    209,799.55x = 33,094,702,666.07
  5. Step 5: Solve for x
    x = 33,094,702,666.07/209,799.55
  6. Step 6: Final answer
    x = 157,744.39

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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.