Home / 98,904.54-136,566.48-91,347.85

Finding the Fourth Proportional to 98,904.54, 136,566.48 and 91,347.85

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Solution

The fourth proportional to 98,904.54, 136,566.48 and 91,347.85 is: 126,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,904.54 : 136,566.48 = 91,347.85 : x
  2. Step 2: Convert to fraction form
    98,904.54/136,566.48 = 91,347.85/x
  3. Step 3: Cross multiply
    98,904.54x = 136,566.48 × 91,347.85
  4. Step 4: Simplify right side
    98,904.54x = 12,475,054,330.07
  5. Step 5: Solve for x
    x = 12,475,054,330.07/98,904.54
  6. Step 6: Final answer
    x = 126,132.27

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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.