Home / 53,878.77-74,280.22-37,724.35

Finding the Fourth Proportional to 53,878.77, 74,280.22 and 37,724.35

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Solution

The fourth proportional to 53,878.77, 74,280.22 and 37,724.35 is: 52,008.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,878.77 : 74,280.22 = 37,724.35 : x
  2. Step 2: Convert to fraction form
    53,878.77/74,280.22 = 37,724.35/x
  3. Step 3: Cross multiply
    53,878.77x = 74,280.22 × 37,724.35
  4. Step 4: Simplify right side
    53,878.77x = 2,802,173,017.36
  5. Step 5: Solve for x
    x = 2,802,173,017.36/53,878.77
  6. Step 6: Final answer
    x = 52,008.85

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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.