Home / 245,870.46-368,949.18-103,707.06

Finding the Fourth Proportional to 245,870.46, 368,949.18 and 103,707.06

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Solution

The fourth proportional to 245,870.46, 368,949.18 and 103,707.06 is: 155,621.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,870.46 : 368,949.18 = 103,707.06 : x
  2. Step 2: Convert to fraction form
    245,870.46/368,949.18 = 103,707.06/x
  3. Step 3: Cross multiply
    245,870.46x = 368,949.18 × 103,707.06
  4. Step 4: Simplify right side
    245,870.46x = 38,262,634,747.21
  5. Step 5: Solve for x
    x = 38,262,634,747.21/245,870.46
  6. Step 6: Final answer
    x = 155,621.11

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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.