Home / 145,067.10-217,309.05-97,827.90

Finding the Fourth Proportional to 145,067.10, 217,309.05 and 97,827.90

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Solution

The fourth proportional to 145,067.10, 217,309.05 and 97,827.90 is: 146,545.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,067.10 : 217,309.05 = 97,827.90 : x
  2. Step 2: Convert to fraction form
    145,067.10/217,309.05 = 97,827.90/x
  3. Step 3: Cross multiply
    145,067.10x = 217,309.05 × 97,827.90
  4. Step 4: Simplify right side
    145,067.10x = 21,258,888,012.50
  5. Step 5: Solve for x
    x = 21,258,888,012.50/145,067.10
  6. Step 6: Final answer
    x = 146,545.21

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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.