Home / 53,065.09-73,228.02-29,191.55

Finding the Fourth Proportional to 53,065.09, 73,228.02 and 29,191.55

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Solution

The fourth proportional to 53,065.09, 73,228.02 and 29,191.55 is: 40,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,065.09 : 73,228.02 = 29,191.55 : x
  2. Step 2: Convert to fraction form
    53,065.09/73,228.02 = 29,191.55/x
  3. Step 3: Cross multiply
    53,065.09x = 73,228.02 × 29,191.55
  4. Step 4: Simplify right side
    53,065.09x = 2,137,639,407.23
  5. Step 5: Solve for x
    x = 2,137,639,407.23/53,065.09
  6. Step 6: Final answer
    x = 40,283.35

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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.