Home / 97,289.92-134,259.06-54,862.12

Finding the Fourth Proportional to 97,289.92, 134,259.06 and 54,862.12

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Solution

The fourth proportional to 97,289.92, 134,259.06 and 54,862.12 is: 75,709.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,289.92 : 134,259.06 = 54,862.12 : x
  2. Step 2: Convert to fraction form
    97,289.92/134,259.06 = 54,862.12/x
  3. Step 3: Cross multiply
    97,289.92x = 134,259.06 × 54,862.12
  4. Step 4: Simplify right side
    97,289.92x = 7,365,736,660.81
  5. Step 5: Solve for x
    x = 7,365,736,660.81/97,289.92
  6. Step 6: Final answer
    x = 75,709.15

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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.