Home / 94,386.51-130,253.31-51,945.08

Finding the Fourth Proportional to 94,386.51, 130,253.31 and 51,945.08

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Solution

The fourth proportional to 94,386.51, 130,253.31 and 51,945.08 is: 71,684.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,386.51 : 130,253.31 = 51,945.08 : x
  2. Step 2: Convert to fraction form
    94,386.51/130,253.31 = 51,945.08/x
  3. Step 3: Cross multiply
    94,386.51x = 130,253.31 × 51,945.08
  4. Step 4: Simplify right side
    94,386.51x = 6,766,017,956.95
  5. Step 5: Solve for x
    x = 6,766,017,956.95/94,386.51
  6. Step 6: Final answer
    x = 71,684.16

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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.