Home / 116,576.10-174,864.15-91,206.90

Finding the Fourth Proportional to 116,576.10, 174,864.15 and 91,206.90

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Solution

The fourth proportional to 116,576.10, 174,864.15 and 91,206.90 is: 136,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,576.10 : 174,864.15 = 91,206.90 : x
  2. Step 2: Convert to fraction form
    116,576.10/174,864.15 = 91,206.90/x
  3. Step 3: Cross multiply
    116,576.10x = 174,864.15 × 91,206.90
  4. Step 4: Simplify right side
    116,576.10x = 15,948,817,042.64
  5. Step 5: Solve for x
    x = 15,948,817,042.64/116,576.10
  6. Step 6: Final answer
    x = 136,810.35

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1.5x scale

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.