Home / 53,863.77-74,398.67-38,018.96

Finding the Fourth Proportional to 53,863.77, 74,398.67 and 38,018.96

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Solution

The fourth proportional to 53,863.77, 74,398.67 and 38,018.96 is: 52,513.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,863.77 : 74,398.67 = 38,018.96 : x
  2. Step 2: Convert to fraction form
    53,863.77/74,398.67 = 38,018.96/x
  3. Step 3: Cross multiply
    53,863.77x = 74,398.67 × 38,018.96
  4. Step 4: Simplify right side
    53,863.77x = 2,828,559,496.70
  5. Step 5: Solve for x
    x = 2,828,559,496.70/53,863.77
  6. Step 6: Final answer
    x = 52,513.21

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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.