Home / 70,474.24-97,254.16-38,645.16

Finding the Fourth Proportional to 70,474.24, 97,254.16 and 38,645.16

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Solution

The fourth proportional to 70,474.24, 97,254.16 and 38,645.16 is: 53,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,474.24 : 97,254.16 = 38,645.16 : x
  2. Step 2: Convert to fraction form
    70,474.24/97,254.16 = 38,645.16/x
  3. Step 3: Cross multiply
    70,474.24x = 97,254.16 × 38,645.16
  4. Step 4: Simplify right side
    70,474.24x = 3,758,402,573.87
  5. Step 5: Solve for x
    x = 3,758,402,573.87/70,474.24
  6. Step 6: Final answer
    x = 53,330.16

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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.