Home / 86,062.16-118,799.64-54,225.14

Finding the Fourth Proportional to 86,062.16, 118,799.64 and 54,225.14

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Solution

The fourth proportional to 86,062.16, 118,799.64 and 54,225.14 is: 74,852.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,062.16 : 118,799.64 = 54,225.14 : x
  2. Step 2: Convert to fraction form
    86,062.16/118,799.64 = 54,225.14/x
  3. Step 3: Cross multiply
    86,062.16x = 118,799.64 × 54,225.14
  4. Step 4: Simplify right side
    86,062.16x = 6,441,927,110.95
  5. Step 5: Solve for x
    x = 6,441,927,110.95/86,062.16
  6. Step 6: Final answer
    x = 74,852.03

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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.