Home / 96,953.76-145,430.64-30,394.24

Finding the Fourth Proportional to 96,953.76, 145,430.64 and 30,394.24

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Solution

The fourth proportional to 96,953.76, 145,430.64 and 30,394.24 is: 45,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,953.76 : 145,430.64 = 30,394.24 : x
  2. Step 2: Convert to fraction form
    96,953.76/145,430.64 = 30,394.24/x
  3. Step 3: Cross multiply
    96,953.76x = 145,430.64 × 30,394.24
  4. Step 4: Simplify right side
    96,953.76x = 4,420,253,775.51
  5. Step 5: Solve for x
    x = 4,420,253,775.51/96,953.76
  6. Step 6: Final answer
    x = 45,591.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.