Home / 161,535.54-242,303.26-43,203.82

Finding the Fourth Proportional to 161,535.54, 242,303.26 and 43,203.82

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Solution

The fourth proportional to 161,535.54, 242,303.26 and 43,203.82 is: 64,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,535.54 : 242,303.26 = 43,203.82 : x
  2. Step 2: Convert to fraction form
    161,535.54/242,303.26 = 43,203.82/x
  3. Step 3: Cross multiply
    161,535.54x = 242,303.26 × 43,203.82
  4. Step 4: Simplify right side
    161,535.54x = 10,468,426,430.45
  5. Step 5: Solve for x
    x = 10,468,426,430.45/161,535.54
  6. Step 6: Final answer
    x = 64,805.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.