Home / 147,354.76-203,350.02-83,693.08

Finding the Fourth Proportional to 147,354.76, 203,350.02 and 83,693.08

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Solution

The fourth proportional to 147,354.76, 203,350.02 and 83,693.08 is: 115,496.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,354.76 : 203,350.02 = 83,693.08 : x
  2. Step 2: Convert to fraction form
    147,354.76/203,350.02 = 83,693.08/x
  3. Step 3: Cross multiply
    147,354.76x = 203,350.02 × 83,693.08
  4. Step 4: Simplify right side
    147,354.76x = 17,018,989,491.86
  5. Step 5: Solve for x
    x = 17,018,989,491.86/147,354.76
  6. Step 6: Final answer
    x = 115,496.71

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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.