Home / 110,545.17-165,801.60-54,370.20

Finding the Fourth Proportional to 110,545.17, 165,801.60 and 54,370.20

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Solution

The fourth proportional to 110,545.17, 165,801.60 and 54,370.20 is: 81,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,545.17 : 165,801.60 = 54,370.20 : x
  2. Step 2: Convert to fraction form
    110,545.17/165,801.60 = 54,370.20/x
  3. Step 3: Cross multiply
    110,545.17x = 165,801.60 × 54,370.20
  4. Step 4: Simplify right side
    110,545.17x = 9,014,666,152.32
  5. Step 5: Solve for x
    x = 9,014,666,152.32/110,545.17
  6. Step 6: Final answer
    x = 81,547.35

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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.