Home / 70,527.56-97,334.34-38,702.66

Finding the Fourth Proportional to 70,527.56, 97,334.34 and 38,702.66

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Solution

The fourth proportional to 70,527.56, 97,334.34 and 38,702.66 is: 53,413.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,527.56 : 97,334.34 = 38,702.66 : x
  2. Step 2: Convert to fraction form
    70,527.56/97,334.34 = 38,702.66/x
  3. Step 3: Cross multiply
    70,527.56x = 97,334.34 × 38,702.66
  4. Step 4: Simplify right side
    70,527.56x = 3,767,097,867.34
  5. Step 5: Solve for x
    x = 3,767,097,867.34/70,527.56
  6. Step 6: Final answer
    x = 53,413.13

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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.