Home / 103,567.40-155,351.10-37,009.70

Finding the Fourth Proportional to 103,567.40, 155,351.10 and 37,009.70

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Solution

The fourth proportional to 103,567.40, 155,351.10 and 37,009.70 is: 55,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,567.40 : 155,351.10 = 37,009.70 : x
  2. Step 2: Convert to fraction form
    103,567.40/155,351.10 = 37,009.70/x
  3. Step 3: Cross multiply
    103,567.40x = 155,351.10 × 37,009.70
  4. Step 4: Simplify right side
    103,567.40x = 5,749,497,605.67
  5. Step 5: Solve for x
    x = 5,749,497,605.67/103,567.40
  6. Step 6: Final answer
    x = 55,514.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.