Home / 89,570.16-123,603.66-49,283.46

Finding the Fourth Proportional to 89,570.16, 123,603.66 and 49,283.46

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Solution

The fourth proportional to 89,570.16, 123,603.66 and 49,283.46 is: 68,009.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,570.16 : 123,603.66 = 49,283.46 : x
  2. Step 2: Convert to fraction form
    89,570.16/123,603.66 = 49,283.46/x
  3. Step 3: Cross multiply
    89,570.16x = 123,603.66 × 49,283.46
  4. Step 4: Simplify right side
    89,570.16x = 6,091,616,033.46
  5. Step 5: Solve for x
    x = 6,091,616,033.46/89,570.16
  6. Step 6: Final answer
    x = 68,009.44

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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.