Home / 103,018.00-142,186.80-60,600.73

Finding the Fourth Proportional to 103,018.00, 142,186.80 and 60,600.73

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Solution

The fourth proportional to 103,018.00, 142,186.80 and 60,600.73 is: 83,641.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,018.00 : 142,186.80 = 60,600.73 : x
  2. Step 2: Convert to fraction form
    103,018.00/142,186.80 = 60,600.73/x
  3. Step 3: Cross multiply
    103,018.00x = 142,186.80 × 60,600.73
  4. Step 4: Simplify right side
    103,018.00x = 8,616,623,748.15
  5. Step 5: Solve for x
    x = 8,616,623,748.15/103,018.00
  6. Step 6: Final answer
    x = 83,641.93

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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.