Home / 89,220.02-123,127.08-48,935.48

Finding the Fourth Proportional to 89,220.02, 123,127.08 and 48,935.48

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Solution

The fourth proportional to 89,220.02, 123,127.08 and 48,935.48 is: 67,532.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,220.02 : 123,127.08 = 48,935.48 : x
  2. Step 2: Convert to fraction form
    89,220.02/123,127.08 = 48,935.48/x
  3. Step 3: Cross multiply
    89,220.02x = 123,127.08 × 48,935.48
  4. Step 4: Simplify right side
    89,220.02x = 6,025,282,423.38
  5. Step 5: Solve for x
    x = 6,025,282,423.38/89,220.02
  6. Step 6: Final answer
    x = 67,532.85

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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.