Home / 53,573.48-73,931-29,374.16

Finding the Fourth Proportional to 53,573.48, 73,931 and 29,374.16

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Solution

The fourth proportional to 53,573.48, 73,931 and 29,374.16 is: 40,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,573.48 : 73,931 = 29,374.16 : x
  2. Step 2: Convert to fraction form
    53,573.48/73,931 = 29,374.16/x
  3. Step 3: Cross multiply
    53,573.48x = 73,931 × 29,374.16
  4. Step 4: Simplify right side
    53,573.48x = 2,171,661,022.96
  5. Step 5: Solve for x
    x = 2,171,661,022.96/53,573.48
  6. Step 6: Final answer
    x = 40,536.12

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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.