Home / 65,545.96-98,301.66-18,801.40

Finding the Fourth Proportional to 65,545.96, 98,301.66 and 18,801.40

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Solution

The fourth proportional to 65,545.96, 98,301.66 and 18,801.40 is: 28,197.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,545.96 : 98,301.66 = 18,801.40 : x
  2. Step 2: Convert to fraction form
    65,545.96/98,301.66 = 18,801.40/x
  3. Step 3: Cross multiply
    65,545.96x = 98,301.66 × 18,801.40
  4. Step 4: Simplify right side
    65,545.96x = 1,848,208,830.32
  5. Step 5: Solve for x
    x = 1,848,208,830.32/65,545.96
  6. Step 6: Final answer
    x = 28,197.14

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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.