Home / 151,088.63-208,497.92-83,105.60

Finding the Fourth Proportional to 151,088.63, 208,497.92 and 83,105.60

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Solution

The fourth proportional to 151,088.63, 208,497.92 and 83,105.60 is: 114,683.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,088.63 : 208,497.92 = 83,105.60 : x
  2. Step 2: Convert to fraction form
    151,088.63/208,497.92 = 83,105.60/x
  3. Step 3: Cross multiply
    151,088.63x = 208,497.92 × 83,105.60
  4. Step 4: Simplify right side
    151,088.63x = 17,327,343,282.33
  5. Step 5: Solve for x
    x = 17,327,343,282.33/151,088.63
  6. Step 6: Final answer
    x = 114,683.30

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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.