Home / 70,514.10-97,319.49-43,665.30

Finding the Fourth Proportional to 70,514.10, 97,319.49 and 43,665.30

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Solution

The fourth proportional to 70,514.10, 97,319.49 and 43,665.30 is: 60,264.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,514.10 : 97,319.49 = 43,665.30 : x
  2. Step 2: Convert to fraction form
    70,514.10/97,319.49 = 43,665.30/x
  3. Step 3: Cross multiply
    70,514.10x = 97,319.49 × 43,665.30
  4. Step 4: Simplify right side
    70,514.10x = 4,249,484,726.70
  5. Step 5: Solve for x
    x = 4,249,484,726.70/70,514.10
  6. Step 6: Final answer
    x = 60,264.33

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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.