Home / 162,007.67-223,581.33-90,389.24

Finding the Fourth Proportional to 162,007.67, 223,581.33 and 90,389.24

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Solution

The fourth proportional to 162,007.67, 223,581.33 and 90,389.24 is: 124,743.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,007.67 : 223,581.33 = 90,389.24 : x
  2. Step 2: Convert to fraction form
    162,007.67/223,581.33 = 90,389.24/x
  3. Step 3: Cross multiply
    162,007.67x = 223,581.33 × 90,389.24
  4. Step 4: Simplify right side
    162,007.67x = 20,209,345,878.45
  5. Step 5: Solve for x
    x = 20,209,345,878.45/162,007.67
  6. Step 6: Final answer
    x = 124,743.15

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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.