Home / 98,256.53-135,456.71-83,088.33

Finding the Fourth Proportional to 98,256.53, 135,456.71 and 83,088.33

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Solution

The fourth proportional to 98,256.53, 135,456.71 and 83,088.33 is: 114,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,256.53 : 135,456.71 = 83,088.33 : x
  2. Step 2: Convert to fraction form
    98,256.53/135,456.71 = 83,088.33/x
  3. Step 3: Cross multiply
    98,256.53x = 135,456.71 × 83,088.33
  4. Step 4: Simplify right side
    98,256.53x = 11,254,871,405.75
  5. Step 5: Solve for x
    x = 11,254,871,405.75/98,256.53
  6. Step 6: Final answer
    x = 114,545.79

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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.