Home / 69,597-96,044.07-42,739.23

Finding the Fourth Proportional to 69,597, 96,044.07 and 42,739.23

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Solution

The fourth proportional to 69,597, 96,044.07 and 42,739.23 is: 58,980.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,597 : 96,044.07 = 42,739.23 : x
  2. Step 2: Convert to fraction form
    69,597/96,044.07 = 42,739.23/x
  3. Step 3: Cross multiply
    69,597x = 96,044.07 × 42,739.23
  4. Step 4: Simplify right side
    69,597x = 4,104,849,597.87
  5. Step 5: Solve for x
    x = 4,104,849,597.87/69,597
  6. Step 6: Final answer
    x = 58,980.27

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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.