Home / 163,001.31-224,941.65-91,381.32

Finding the Fourth Proportional to 163,001.31, 224,941.65 and 91,381.32

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Solution

The fourth proportional to 163,001.31, 224,941.65 and 91,381.32 is: 126,106.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,001.31 : 224,941.65 = 91,381.32 : x
  2. Step 2: Convert to fraction form
    163,001.31/224,941.65 = 91,381.32/x
  3. Step 3: Cross multiply
    163,001.31x = 224,941.65 × 91,381.32
  4. Step 4: Simplify right side
    163,001.31x = 20,555,464,899.98
  5. Step 5: Solve for x
    x = 20,555,464,899.98/163,001.31
  6. Step 6: Final answer
    x = 126,106.13

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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.