Home / 111,037.04-153,245.96-62,648.92

Finding the Fourth Proportional to 111,037.04, 153,245.96 and 62,648.92

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Solution

The fourth proportional to 111,037.04, 153,245.96 and 62,648.92 is: 86,463.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,037.04 : 153,245.96 = 62,648.92 : x
  2. Step 2: Convert to fraction form
    111,037.04/153,245.96 = 62,648.92/x
  3. Step 3: Cross multiply
    111,037.04x = 153,245.96 × 62,648.92
  4. Step 4: Simplify right side
    111,037.04x = 9,600,693,888.36
  5. Step 5: Solve for x
    x = 9,600,693,888.36/111,037.04
  6. Step 6: Final answer
    x = 86,463.89

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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.