Home / 53,026.80-79,535.40-17,967.60

Finding the Fourth Proportional to 53,026.80, 79,535.40 and 17,967.60

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Solution

The fourth proportional to 53,026.80, 79,535.40 and 17,967.60 is: 26,949.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,026.80 : 79,535.40 = 17,967.60 : x
  2. Step 2: Convert to fraction form
    53,026.80/79,535.40 = 17,967.60/x
  3. Step 3: Cross multiply
    53,026.80x = 79,535.40 × 17,967.60
  4. Step 4: Simplify right side
    53,026.80x = 1,429,060,253.04
  5. Step 5: Solve for x
    x = 1,429,060,253.04/53,026.80
  6. Step 6: Final answer
    x = 26,949.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.