Home / 175,933.95-242,821.36-100,482.45

Finding the Fourth Proportional to 175,933.95, 242,821.36 and 100,482.45

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Solution

The fourth proportional to 175,933.95, 242,821.36 and 100,482.45 is: 138,684.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,933.95 : 242,821.36 = 100,482.45 : x
  2. Step 2: Convert to fraction form
    175,933.95/242,821.36 = 100,482.45/x
  3. Step 3: Cross multiply
    175,933.95x = 242,821.36 × 100,482.45
  4. Step 4: Simplify right side
    175,933.95x = 24,399,285,165.13
  5. Step 5: Solve for x
    x = 24,399,285,165.13/175,933.95
  6. Step 6: Final answer
    x = 138,684.35

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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.