Home / 163,087.12-244,655-57,897.28

Finding the Fourth Proportional to 163,087.12, 244,655 and 57,897.28

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Solution

The fourth proportional to 163,087.12, 244,655 and 57,897.28 is: 86,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,087.12 : 244,655 = 57,897.28 : x
  2. Step 2: Convert to fraction form
    163,087.12/244,655 = 57,897.28/x
  3. Step 3: Cross multiply
    163,087.12x = 244,655 × 57,897.28
  4. Step 4: Simplify right side
    163,087.12x = 14,164,859,038.40
  5. Step 5: Solve for x
    x = 14,164,859,038.40/163,087.12
  6. Step 6: Final answer
    x = 86,854.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.