Home / 151,559.49-209,164.01-83,582.67

Finding the Fourth Proportional to 151,559.49, 209,164.01 and 83,582.67

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Solution

The fourth proportional to 151,559.49, 209,164.01 and 83,582.67 is: 115,350.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,559.49 : 209,164.01 = 83,582.67 : x
  2. Step 2: Convert to fraction form
    151,559.49/209,164.01 = 83,582.67/x
  3. Step 3: Cross multiply
    151,559.49x = 209,164.01 × 83,582.67
  4. Step 4: Simplify right side
    151,559.49x = 17,482,485,586.84
  5. Step 5: Solve for x
    x = 17,482,485,586.84/151,559.49
  6. Step 6: Final answer
    x = 115,350.65

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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.