Home / 147,382.50-203,420.66-93,657.02

Finding the Fourth Proportional to 147,382.50, 203,420.66 and 93,657.02

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Solution

The fourth proportional to 147,382.50, 203,420.66 and 93,657.02 is: 129,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,382.50 : 203,420.66 = 93,657.02 : x
  2. Step 2: Convert to fraction form
    147,382.50/203,420.66 = 93,657.02/x
  3. Step 3: Cross multiply
    147,382.50x = 203,420.66 × 93,657.02
  4. Step 4: Simplify right side
    147,382.50x = 19,051,772,822.03
  5. Step 5: Solve for x
    x = 19,051,772,822.03/147,382.50
  6. Step 6: Final answer
    x = 129,267.54

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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.