Home / 72,433.26-99,959.91-40,601.34

Finding the Fourth Proportional to 72,433.26, 99,959.91 and 40,601.34

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Solution

The fourth proportional to 72,433.26, 99,959.91 and 40,601.34 is: 56,030.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,433.26 : 99,959.91 = 40,601.34 : x
  2. Step 2: Convert to fraction form
    72,433.26/99,959.91 = 40,601.34/x
  3. Step 3: Cross multiply
    72,433.26x = 99,959.91 × 40,601.34
  4. Step 4: Simplify right side
    72,433.26x = 4,058,506,292.28
  5. Step 5: Solve for x
    x = 4,058,506,292.28/72,433.26
  6. Step 6: Final answer
    x = 56,030.98

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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.