Home / 111,300.80-153,594.24-60,999.68

Finding the Fourth Proportional to 111,300.80, 153,594.24 and 60,999.68

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Solution

The fourth proportional to 111,300.80, 153,594.24 and 60,999.68 is: 84,179.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,300.80 : 153,594.24 = 60,999.68 : x
  2. Step 2: Convert to fraction form
    111,300.80/153,594.24 = 60,999.68/x
  3. Step 3: Cross multiply
    111,300.80x = 153,594.24 × 60,999.68
  4. Step 4: Simplify right side
    111,300.80x = 9,369,199,489.84
  5. Step 5: Solve for x
    x = 9,369,199,489.84/111,300.80
  6. Step 6: Final answer
    x = 84,179.08

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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.