Home / 111,984.90-154,533.33-69,542.52

Finding the Fourth Proportional to 111,984.90, 154,533.33 and 69,542.52

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Solution

The fourth proportional to 111,984.90, 154,533.33 and 69,542.52 is: 95,965.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,984.90 : 154,533.33 = 69,542.52 : x
  2. Step 2: Convert to fraction form
    111,984.90/154,533.33 = 69,542.52/x
  3. Step 3: Cross multiply
    111,984.90x = 154,533.33 × 69,542.52
  4. Step 4: Simplify right side
    111,984.90x = 10,746,637,192.19
  5. Step 5: Solve for x
    x = 10,746,637,192.19/111,984.90
  6. Step 6: Final answer
    x = 95,965.06

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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.