Home / 243,050.06-364,631.80-83,127.24

Finding the Fourth Proportional to 243,050.06, 364,631.80 and 83,127.24

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Solution

The fourth proportional to 243,050.06, 364,631.80 and 83,127.24 is: 124,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,050.06 : 364,631.80 = 83,127.24 : x
  2. Step 2: Convert to fraction form
    243,050.06/364,631.80 = 83,127.24/x
  3. Step 3: Cross multiply
    243,050.06x = 364,631.80 × 83,127.24
  4. Step 4: Simplify right side
    243,050.06x = 30,310,832,911.44
  5. Step 5: Solve for x
    x = 30,310,832,911.44/243,050.06
  6. Step 6: Final answer
    x = 124,710.25

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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.