Home / 53,017.40-79,521.96-23,436.20

Finding the Fourth Proportional to 53,017.40, 79,521.96 and 23,436.20

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Solution

The fourth proportional to 53,017.40, 79,521.96 and 23,436.20 is: 35,152.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017.40 : 79,521.96 = 23,436.20 : x
  2. Step 2: Convert to fraction form
    53,017.40/79,521.96 = 23,436.20/x
  3. Step 3: Cross multiply
    53,017.40x = 79,521.96 × 23,436.20
  4. Step 4: Simplify right side
    53,017.40x = 1,863,692,558.95
  5. Step 5: Solve for x
    x = 1,863,692,558.95/53,017.40
  6. Step 6: Final answer
    x = 35,152.47

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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.