Home / 53,184.36-73,393.47-28,985.55

Finding the Fourth Proportional to 53,184.36, 73,393.47 and 28,985.55

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Solution

The fourth proportional to 53,184.36, 73,393.47 and 28,985.55 is: 39,999.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,184.36 : 73,393.47 = 28,985.55 : x
  2. Step 2: Convert to fraction form
    53,184.36/73,393.47 = 28,985.55/x
  3. Step 3: Cross multiply
    53,184.36x = 73,393.47 × 28,985.55
  4. Step 4: Simplify right side
    53,184.36x = 2,127,350,094.36
  5. Step 5: Solve for x
    x = 2,127,350,094.36/53,184.36
  6. Step 6: Final answer
    x = 39,999.54

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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.