Home / 71,017.23-97,962.45-45,514.53

Finding the Fourth Proportional to 71,017.23, 97,962.45 and 45,514.53

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Solution

The fourth proportional to 71,017.23, 97,962.45 and 45,514.53 is: 62,783.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,017.23 : 97,962.45 = 45,514.53 : x
  2. Step 2: Convert to fraction form
    71,017.23/97,962.45 = 45,514.53/x
  3. Step 3: Cross multiply
    71,017.23x = 97,962.45 × 45,514.53
  4. Step 4: Simplify right side
    71,017.23x = 4,458,714,869.40
  5. Step 5: Solve for x
    x = 4,458,714,869.40/71,017.23
  6. Step 6: Final answer
    x = 62,783.56

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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.