Home / 96,745.76-133,508.04-54,303.20

Finding the Fourth Proportional to 96,745.76, 133,508.04 and 54,303.20

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Solution

The fourth proportional to 96,745.76, 133,508.04 and 54,303.20 is: 74,937.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,745.76 : 133,508.04 = 54,303.20 : x
  2. Step 2: Convert to fraction form
    96,745.76/133,508.04 = 54,303.20/x
  3. Step 3: Cross multiply
    96,745.76x = 133,508.04 × 54,303.20
  4. Step 4: Simplify right side
    96,745.76x = 7,249,913,797.73
  5. Step 5: Solve for x
    x = 7,249,913,797.73/96,745.76
  6. Step 6: Final answer
    x = 74,937.79

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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.