Home / 98,840.51-136,394.50-57,999.14

Finding the Fourth Proportional to 98,840.51, 136,394.50 and 57,999.14

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Solution

The fourth proportional to 98,840.51, 136,394.50 and 57,999.14 is: 80,035.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,840.51 : 136,394.50 = 57,999.14 : x
  2. Step 2: Convert to fraction form
    98,840.51/136,394.50 = 57,999.14/x
  3. Step 3: Cross multiply
    98,840.51x = 136,394.50 × 57,999.14
  4. Step 4: Simplify right side
    98,840.51x = 7,910,762,873.76
  5. Step 5: Solve for x
    x = 7,910,762,873.76/98,840.51
  6. Step 6: Final answer
    x = 80,035.64

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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.