Home / 60,632.60-83,707.67-40,242.32

Finding the Fourth Proportional to 60,632.60, 83,707.67 and 40,242.32

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Solution

The fourth proportional to 60,632.60, 83,707.67 and 40,242.32 is: 55,557.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,632.60 : 83,707.67 = 40,242.32 : x
  2. Step 2: Convert to fraction form
    60,632.60/83,707.67 = 40,242.32/x
  3. Step 3: Cross multiply
    60,632.60x = 83,707.67 × 40,242.32
  4. Step 4: Simplify right side
    60,632.60x = 3,368,590,643.46
  5. Step 5: Solve for x
    x = 3,368,590,643.46/60,632.60
  6. Step 6: Final answer
    x = 55,557.42

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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.