Home / 164,781.24-227,392.02-89,328.12

Finding the Fourth Proportional to 164,781.24, 227,392.02 and 89,328.12

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Solution

The fourth proportional to 164,781.24, 227,392.02 and 89,328.12 is: 123,269.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,781.24 : 227,392.02 = 89,328.12 : x
  2. Step 2: Convert to fraction form
    164,781.24/227,392.02 = 89,328.12/x
  3. Step 3: Cross multiply
    164,781.24x = 227,392.02 × 89,328.12
  4. Step 4: Simplify right side
    164,781.24x = 20,312,501,649.60
  5. Step 5: Solve for x
    x = 20,312,501,649.60/164,781.24
  6. Step 6: Final answer
    x = 123,269.50

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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.