Home / 53,415.04-73,713.36-29,541.28

Finding the Fourth Proportional to 53,415.04, 73,713.36 and 29,541.28

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Solution

The fourth proportional to 53,415.04, 73,713.36 and 29,541.28 is: 40,767.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415.04 : 73,713.36 = 29,541.28 : x
  2. Step 2: Convert to fraction form
    53,415.04/73,713.36 = 29,541.28/x
  3. Step 3: Cross multiply
    53,415.04x = 73,713.36 × 29,541.28
  4. Step 4: Simplify right side
    53,415.04x = 2,177,587,007.50
  5. Step 5: Solve for x
    x = 2,177,587,007.50/53,415.04
  6. Step 6: Final answer
    x = 40,767.30

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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.