Home / 103,552.29-142,897.50-58,237.65

Finding the Fourth Proportional to 103,552.29, 142,897.50 and 58,237.65

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Solution

The fourth proportional to 103,552.29, 142,897.50 and 58,237.65 is: 80,365.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,552.29 : 142,897.50 = 58,237.65 : x
  2. Step 2: Convert to fraction form
    103,552.29/142,897.50 = 58,237.65/x
  3. Step 3: Cross multiply
    103,552.29x = 142,897.50 × 58,237.65
  4. Step 4: Simplify right side
    103,552.29x = 8,322,014,590.88
  5. Step 5: Solve for x
    x = 8,322,014,590.88/103,552.29
  6. Step 6: Final answer
    x = 80,365.34

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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.