Home / 155,036.61-213,983.84-94,594.28

Finding the Fourth Proportional to 155,036.61, 213,983.84 and 94,594.28

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Solution

The fourth proportional to 155,036.61, 213,983.84 and 94,594.28 is: 130,560.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,036.61 : 213,983.84 = 94,594.28 : x
  2. Step 2: Convert to fraction form
    155,036.61/213,983.84 = 94,594.28/x
  3. Step 3: Cross multiply
    155,036.61x = 213,983.84 × 94,594.28
  4. Step 4: Simplify right side
    155,036.61x = 20,241,646,443.00
  5. Step 5: Solve for x
    x = 20,241,646,443.00/155,036.61
  6. Step 6: Final answer
    x = 130,560.43

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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.