Home / 88,585.58-122,297.85-61,401.17

Finding the Fourth Proportional to 88,585.58, 122,297.85 and 61,401.17

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Solution

The fourth proportional to 88,585.58, 122,297.85 and 61,401.17 is: 84,768.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,585.58 : 122,297.85 = 61,401.17 : x
  2. Step 2: Convert to fraction form
    88,585.58/122,297.85 = 61,401.17/x
  3. Step 3: Cross multiply
    88,585.58x = 122,297.85 × 61,401.17
  4. Step 4: Simplify right side
    88,585.58x = 7,509,231,384.23
  5. Step 5: Solve for x
    x = 7,509,231,384.23/88,585.58
  6. Step 6: Final answer
    x = 84,768.10

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1.5x scale

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.