Home / 111,090.80-153,307.40-60,793.04

Finding the Fourth Proportional to 111,090.80, 153,307.40 and 60,793.04

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Solution

The fourth proportional to 111,090.80, 153,307.40 and 60,793.04 is: 83,895.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,090.80 : 153,307.40 = 60,793.04 : x
  2. Step 2: Convert to fraction form
    111,090.80/153,307.40 = 60,793.04/x
  3. Step 3: Cross multiply
    111,090.80x = 153,307.40 × 60,793.04
  4. Step 4: Simplify right side
    111,090.80x = 9,320,022,900.50
  5. Step 5: Solve for x
    x = 9,320,022,900.50/111,090.80
  6. Step 6: Final answer
    x = 83,895.54

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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.