Home / 98,966.16-136,573.47-53,644.14

Finding the Fourth Proportional to 98,966.16, 136,573.47 and 53,644.14

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Solution

The fourth proportional to 98,966.16, 136,573.47 and 53,644.14 is: 74,029.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,966.16 : 136,573.47 = 53,644.14 : x
  2. Step 2: Convert to fraction form
    98,966.16/136,573.47 = 53,644.14/x
  3. Step 3: Cross multiply
    98,966.16x = 136,573.47 × 53,644.14
  4. Step 4: Simplify right side
    98,966.16x = 7,326,366,344.97
  5. Step 5: Solve for x
    x = 7,326,366,344.97/98,966.16
  6. Step 6: Final answer
    x = 74,029.00

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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.