Home / 69,986.73-96,582.02-38,155.63

Finding the Fourth Proportional to 69,986.73, 96,582.02 and 38,155.63

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Solution

The fourth proportional to 69,986.73, 96,582.02 and 38,155.63 is: 52,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,986.73 : 96,582.02 = 38,155.63 : x
  2. Step 2: Convert to fraction form
    69,986.73/96,582.02 = 38,155.63/x
  3. Step 3: Cross multiply
    69,986.73x = 96,582.02 × 38,155.63
  4. Step 4: Simplify right side
    69,986.73x = 3,685,148,054.89
  5. Step 5: Solve for x
    x = 3,685,148,054.89/69,986.73
  6. Step 6: Final answer
    x = 52,654.95

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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.