Home / 103,590.86-142,966.44-60,583.50

Finding the Fourth Proportional to 103,590.86, 142,966.44 and 60,583.50

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Solution

The fourth proportional to 103,590.86, 142,966.44 and 60,583.50 is: 83,611.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,590.86 : 142,966.44 = 60,583.50 : x
  2. Step 2: Convert to fraction form
    103,590.86/142,966.44 = 60,583.50/x
  3. Step 3: Cross multiply
    103,590.86x = 142,966.44 × 60,583.50
  4. Step 4: Simplify right side
    103,590.86x = 8,661,407,317.74
  5. Step 5: Solve for x
    x = 8,661,407,317.74/103,590.86
  6. Step 6: Final answer
    x = 83,611.70

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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.