Home / 141,030.12-194,592.95-83,644.26

Finding the Fourth Proportional to 141,030.12, 194,592.95 and 83,644.26

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Solution

The fourth proportional to 141,030.12, 194,592.95 and 83,644.26 is: 115,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,030.12 : 194,592.95 = 83,644.26 : x
  2. Step 2: Convert to fraction form
    141,030.12/194,592.95 = 83,644.26/x
  3. Step 3: Cross multiply
    141,030.12x = 194,592.95 × 83,644.26
  4. Step 4: Simplify right side
    141,030.12x = 16,276,583,303.97
  5. Step 5: Solve for x
    x = 16,276,583,303.97/141,030.12
  6. Step 6: Final answer
    x = 115,412.11

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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.