Home / 112,877.08-155,770.59-62,576.08

Finding the Fourth Proportional to 112,877.08, 155,770.59 and 62,576.08

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Solution

The fourth proportional to 112,877.08, 155,770.59 and 62,576.08 is: 86,355.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,877.08 : 155,770.59 = 62,576.08 : x
  2. Step 2: Convert to fraction form
    112,877.08/155,770.59 = 62,576.08/x
  3. Step 3: Cross multiply
    112,877.08x = 155,770.59 × 62,576.08
  4. Step 4: Simplify right side
    112,877.08x = 9,747,512,901.49
  5. Step 5: Solve for x
    x = 9,747,512,901.49/112,877.08
  6. Step 6: Final answer
    x = 86,355.11

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1.5x scale

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.