Home / 162,191.04-223,810.74-90,566.79

Finding the Fourth Proportional to 162,191.04, 223,810.74 and 90,566.79

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Solution

The fourth proportional to 162,191.04, 223,810.74 and 90,566.79 is: 124,974.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,191.04 : 223,810.74 = 90,566.79 : x
  2. Step 2: Convert to fraction form
    162,191.04/223,810.74 = 90,566.79/x
  3. Step 3: Cross multiply
    162,191.04x = 223,810.74 × 90,566.79
  4. Step 4: Simplify right side
    162,191.04x = 20,269,820,289.32
  5. Step 5: Solve for x
    x = 20,269,820,289.32/162,191.04
  6. Step 6: Final answer
    x = 124,974.97

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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.