Home / 96,657.02-133,083.56-87,799.66

Finding the Fourth Proportional to 96,657.02, 133,083.56 and 87,799.66

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Solution

The fourth proportional to 96,657.02, 133,083.56 and 87,799.66 is: 120,888.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,657.02 : 133,083.56 = 87,799.66 : x
  2. Step 2: Convert to fraction form
    96,657.02/133,083.56 = 87,799.66/x
  3. Step 3: Cross multiply
    96,657.02x = 133,083.56 × 87,799.66
  4. Step 4: Simplify right side
    96,657.02x = 11,684,691,319.59
  5. Step 5: Solve for x
    x = 11,684,691,319.59/96,657.02
  6. Step 6: Final answer
    x = 120,888.18

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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.