Home / 70,670.98-97,527.09-40,456.18

Finding the Fourth Proportional to 70,670.98, 97,527.09 and 40,456.18

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Solution

The fourth proportional to 70,670.98, 97,527.09 and 40,456.18 is: 55,830.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,670.98 : 97,527.09 = 40,456.18 : x
  2. Step 2: Convert to fraction form
    70,670.98/97,527.09 = 40,456.18/x
  3. Step 3: Cross multiply
    70,670.98x = 97,527.09 × 40,456.18
  4. Step 4: Simplify right side
    70,670.98x = 3,945,573,507.92
  5. Step 5: Solve for x
    x = 3,945,573,507.92/70,670.98
  6. Step 6: Final answer
    x = 55,830.18

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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.