Home / 53,547.66-74,216.30-52,551.90

Finding the Fourth Proportional to 53,547.66, 74,216.30 and 52,551.90

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Solution

The fourth proportional to 53,547.66, 74,216.30 and 52,551.90 is: 72,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,547.66 : 74,216.30 = 52,551.90 : x
  2. Step 2: Convert to fraction form
    53,547.66/74,216.30 = 52,551.90/x
  3. Step 3: Cross multiply
    53,547.66x = 74,216.30 × 52,551.90
  4. Step 4: Simplify right side
    53,547.66x = 3,900,207,313.21
  5. Step 5: Solve for x
    x = 3,900,207,313.21/53,547.66
  6. Step 6: Final answer
    x = 72,836.19

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.