Home / 53,184.15-73,394.13-28,985.13

Finding the Fourth Proportional to 53,184.15, 73,394.13 and 28,985.13

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Solution

The fourth proportional to 53,184.15, 73,394.13 and 28,985.13 is: 39,999.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,184.15 : 73,394.13 = 28,985.13 : x
  2. Step 2: Convert to fraction form
    53,184.15/73,394.13 = 28,985.13/x
  3. Step 3: Cross multiply
    53,184.15x = 73,394.13 × 28,985.13
  4. Step 4: Simplify right side
    53,184.15x = 2,127,338,399.29
  5. Step 5: Solve for x
    x = 2,127,338,399.29/53,184.15
  6. Step 6: Final answer
    x = 39,999.48

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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.