Home / 96,901.85-133,765.56-90,848.72

Finding the Fourth Proportional to 96,901.85, 133,765.56 and 90,848.72

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Solution

The fourth proportional to 96,901.85, 133,765.56 and 90,848.72 is: 125,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,901.85 : 133,765.56 = 90,848.72 : x
  2. Step 2: Convert to fraction form
    96,901.85/133,765.56 = 90,848.72/x
  3. Step 3: Cross multiply
    96,901.85x = 133,765.56 × 90,848.72
  4. Step 4: Simplify right side
    96,901.85x = 12,152,429,237.26
  5. Step 5: Solve for x
    x = 12,152,429,237.26/96,901.85
  6. Step 6: Final answer
    x = 125,409.68

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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.