Home / 70,944.24-97,903.02-40,731.51

Finding the Fourth Proportional to 70,944.24, 97,903.02 and 40,731.51

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Solution

The fourth proportional to 70,944.24, 97,903.02 and 40,731.51 is: 56,209.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,944.24 : 97,903.02 = 40,731.51 : x
  2. Step 2: Convert to fraction form
    70,944.24/97,903.02 = 40,731.51/x
  3. Step 3: Cross multiply
    70,944.24x = 97,903.02 × 40,731.51
  4. Step 4: Simplify right side
    70,944.24x = 3,987,737,838.16
  5. Step 5: Solve for x
    x = 3,987,737,838.16/70,944.24
  6. Step 6: Final answer
    x = 56,209.47

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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.