Home / 96,955.16-145,510.48-50,221.40

Finding the Fourth Proportional to 96,955.16, 145,510.48 and 50,221.40

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Solution

The fourth proportional to 96,955.16, 145,510.48 and 50,221.40 is: 75,372.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,955.16 : 145,510.48 = 50,221.40 : x
  2. Step 2: Convert to fraction form
    96,955.16/145,510.48 = 50,221.40/x
  3. Step 3: Cross multiply
    96,955.16x = 145,510.48 × 50,221.40
  4. Step 4: Simplify right side
    96,955.16x = 7,307,740,020.27
  5. Step 5: Solve for x
    x = 7,307,740,020.27/96,955.16
  6. Step 6: Final answer
    x = 75,372.37

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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.