Home / 111,180.19-153,428.71-60,192.92

Finding the Fourth Proportional to 111,180.19, 153,428.71 and 60,192.92

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Solution

The fourth proportional to 111,180.19, 153,428.71 and 60,192.92 is: 83,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,180.19 : 153,428.71 = 60,192.92 : x
  2. Step 2: Convert to fraction form
    111,180.19/153,428.71 = 60,192.92/x
  3. Step 3: Cross multiply
    111,180.19x = 153,428.71 × 60,192.92
  4. Step 4: Simplify right side
    111,180.19x = 9,235,320,998.63
  5. Step 5: Solve for x
    x = 9,235,320,998.63/111,180.19
  6. Step 6: Final answer
    x = 83,066.25

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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.