Home / 68,021.04-93,864.49-37,804.40

Finding the Fourth Proportional to 68,021.04, 93,864.49 and 37,804.40

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Solution

The fourth proportional to 68,021.04, 93,864.49 and 37,804.40 is: 52,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,021.04 : 93,864.49 = 37,804.40 : x
  2. Step 2: Convert to fraction form
    68,021.04/93,864.49 = 37,804.40/x
  3. Step 3: Cross multiply
    68,021.04x = 93,864.49 × 37,804.40
  4. Step 4: Simplify right side
    68,021.04x = 3,548,490,725.76
  5. Step 5: Solve for x
    x = 3,548,490,725.76/68,021.04
  6. Step 6: Final answer
    x = 52,167.55

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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.