Home / 96,688.92-133,430.58-54,251.40

Finding the Fourth Proportional to 96,688.92, 133,430.58 and 54,251.40

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Solution

The fourth proportional to 96,688.92, 133,430.58 and 54,251.40 is: 74,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,688.92 : 133,430.58 = 54,251.40 : x
  2. Step 2: Convert to fraction form
    96,688.92/133,430.58 = 54,251.40/x
  3. Step 3: Cross multiply
    96,688.92x = 133,430.58 × 54,251.40
  4. Step 4: Simplify right side
    96,688.92x = 7,238,795,767.81
  5. Step 5: Solve for x
    x = 7,238,795,767.81/96,688.92
  6. Step 6: Final answer
    x = 74,866.86

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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.