Home / 98,384.77-147,686.42-50,987.17

Finding the Fourth Proportional to 98,384.77, 147,686.42 and 50,987.17

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Solution

The fourth proportional to 98,384.77, 147,686.42 and 50,987.17 is: 76,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,384.77 : 147,686.42 = 50,987.17 : x
  2. Step 2: Convert to fraction form
    98,384.77/147,686.42 = 50,987.17/x
  3. Step 3: Cross multiply
    98,384.77x = 147,686.42 × 50,987.17
  4. Step 4: Simplify right side
    98,384.77x = 7,530,112,603.23
  5. Step 5: Solve for x
    x = 7,530,112,603.23/98,384.77
  6. Step 6: Final answer
    x = 76,537.38

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1.5x scale

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.