Home / 53,627.16-74,014.38-31,271.16

Finding the Fourth Proportional to 53,627.16, 74,014.38 and 31,271.16

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Solution

The fourth proportional to 53,627.16, 74,014.38 and 31,271.16 is: 43,159.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,627.16 : 74,014.38 = 31,271.16 : x
  2. Step 2: Convert to fraction form
    53,627.16/74,014.38 = 31,271.16/x
  3. Step 3: Cross multiply
    53,627.16x = 74,014.38 × 31,271.16
  4. Step 4: Simplify right side
    53,627.16x = 2,314,515,519.28
  5. Step 5: Solve for x
    x = 2,314,515,519.28/53,627.16
  6. Step 6: Final answer
    x = 43,159.39

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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.