Home / 53,862.54-74,334.99-31,513.74

Finding the Fourth Proportional to 53,862.54, 74,334.99 and 31,513.74

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Solution

The fourth proportional to 53,862.54, 74,334.99 and 31,513.74 is: 43,491.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,862.54 : 74,334.99 = 31,513.74 : x
  2. Step 2: Convert to fraction form
    53,862.54/74,334.99 = 31,513.74/x
  3. Step 3: Cross multiply
    53,862.54x = 74,334.99 × 31,513.74
  4. Step 4: Simplify right side
    53,862.54x = 2,342,573,547.76
  5. Step 5: Solve for x
    x = 2,342,573,547.76/53,862.54
  6. Step 6: Final answer
    x = 43,491.70

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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.