Home / 60,583.04-83,630.40-40,722.56

Finding the Fourth Proportional to 60,583.04, 83,630.40 and 40,722.56

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Solution

The fourth proportional to 60,583.04, 83,630.40 and 40,722.56 is: 56,214.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,583.04 : 83,630.40 = 40,722.56 : x
  2. Step 2: Convert to fraction form
    60,583.04/83,630.40 = 40,722.56/x
  3. Step 3: Cross multiply
    60,583.04x = 83,630.40 × 40,722.56
  4. Step 4: Simplify right side
    60,583.04x = 3,405,643,981.82
  5. Step 5: Solve for x
    x = 3,405,643,981.82/60,583.04
  6. Step 6: Final answer
    x = 56,214.48

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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.