Home / 117,567.11-162,243.08-63,853.02

Finding the Fourth Proportional to 117,567.11, 162,243.08 and 63,853.02

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Solution

The fourth proportional to 117,567.11, 162,243.08 and 63,853.02 is: 88,117.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,567.11 : 162,243.08 = 63,853.02 : x
  2. Step 2: Convert to fraction form
    117,567.11/162,243.08 = 63,853.02/x
  3. Step 3: Cross multiply
    117,567.11x = 162,243.08 × 63,853.02
  4. Step 4: Simplify right side
    117,567.11x = 10,359,710,312.84
  5. Step 5: Solve for x
    x = 10,359,710,312.84/117,567.11
  6. Step 6: Final answer
    x = 88,117.42

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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.