Home / 92,384.47-127,490.61-49,943.01

Finding the Fourth Proportional to 92,384.47, 127,490.61 and 49,943.01

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Solution

The fourth proportional to 92,384.47, 127,490.61 and 49,943.01 is: 68,921.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,384.47 : 127,490.61 = 49,943.01 : x
  2. Step 2: Convert to fraction form
    92,384.47/127,490.61 = 49,943.01/x
  3. Step 3: Cross multiply
    92,384.47x = 127,490.61 × 49,943.01
  4. Step 4: Simplify right side
    92,384.47x = 6,367,264,810.14
  5. Step 5: Solve for x
    x = 6,367,264,810.14/92,384.47
  6. Step 6: Final answer
    x = 68,921.38

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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.