Home / 147,673.40-203,718.32-96,663.66

Finding the Fourth Proportional to 147,673.40, 203,718.32 and 96,663.66

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Solution

The fourth proportional to 147,673.40, 203,718.32 and 96,663.66 is: 133,349.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,673.40 : 203,718.32 = 96,663.66 : x
  2. Step 2: Convert to fraction form
    147,673.40/203,718.32 = 96,663.66/x
  3. Step 3: Cross multiply
    147,673.40x = 203,718.32 × 96,663.66
  4. Step 4: Simplify right side
    147,673.40x = 19,692,158,420.25
  5. Step 5: Solve for x
    x = 19,692,158,420.25/147,673.40
  6. Step 6: Final answer
    x = 133,349.39

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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.