Home / 53,878.19-80,592.21-37,866.60

Finding the Fourth Proportional to 53,878.19, 80,592.21 and 37,866.60

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Solution

The fourth proportional to 53,878.19, 80,592.21 and 37,866.60 is: 56,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,878.19 : 80,592.21 = 37,866.60 : x
  2. Step 2: Convert to fraction form
    53,878.19/80,592.21 = 37,866.60/x
  3. Step 3: Cross multiply
    53,878.19x = 80,592.21 × 37,866.60
  4. Step 4: Simplify right side
    53,878.19x = 3,051,752,979.19
  5. Step 5: Solve for x
    x = 3,051,752,979.19/53,878.19
  6. Step 6: Final answer
    x = 56,641.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.