Home / 70,680.42-97,534.53-38,846.34

Finding the Fourth Proportional to 70,680.42, 97,534.53 and 38,846.34

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Solution

The fourth proportional to 70,680.42, 97,534.53 and 38,846.34 is: 53,605.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,680.42 : 97,534.53 = 38,846.34 : x
  2. Step 2: Convert to fraction form
    70,680.42/97,534.53 = 38,846.34/x
  3. Step 3: Cross multiply
    70,680.42x = 97,534.53 × 38,846.34
  4. Step 4: Simplify right side
    70,680.42x = 3,788,859,514.12
  5. Step 5: Solve for x
    x = 3,788,859,514.12/70,680.42
  6. Step 6: Final answer
    x = 53,605.50

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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.