Home / 49,740.04-68,588.64-38,411.36

Finding the Fourth Proportional to 49,740.04, 68,588.64 and 38,411.36

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Solution

The fourth proportional to 49,740.04, 68,588.64 and 38,411.36 is: 52,967.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,740.04 : 68,588.64 = 38,411.36 : x
  2. Step 2: Convert to fraction form
    49,740.04/68,588.64 = 38,411.36/x
  3. Step 3: Cross multiply
    49,740.04x = 68,588.64 × 38,411.36
  4. Step 4: Simplify right side
    49,740.04x = 2,634,582,942.95
  5. Step 5: Solve for x
    x = 2,634,582,942.95/49,740.04
  6. Step 6: Final answer
    x = 52,967.05

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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.