Home / 161,541.36-222,934.38-89,925.90

Finding the Fourth Proportional to 161,541.36, 222,934.38 and 89,925.90

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Solution

The fourth proportional to 161,541.36, 222,934.38 and 89,925.90 is: 124,101.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,541.36 : 222,934.38 = 89,925.90 : x
  2. Step 2: Convert to fraction form
    161,541.36/222,934.38 = 89,925.90/x
  3. Step 3: Cross multiply
    161,541.36x = 222,934.38 × 89,925.90
  4. Step 4: Simplify right side
    161,541.36x = 20,047,574,762.44
  5. Step 5: Solve for x
    x = 20,047,574,762.44/161,541.36
  6. Step 6: Final answer
    x = 124,101.81

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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.