Home / 74,831.45-103,264.81-44,601.20

Finding the Fourth Proportional to 74,831.45, 103,264.81 and 44,601.20

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Solution

The fourth proportional to 74,831.45, 103,264.81 and 44,601.20 is: 61,548.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,831.45 : 103,264.81 = 44,601.20 : x
  2. Step 2: Convert to fraction form
    74,831.45/103,264.81 = 44,601.20/x
  3. Step 3: Cross multiply
    74,831.45x = 103,264.81 × 44,601.20
  4. Step 4: Simplify right side
    74,831.45x = 4,605,734,203.19
  5. Step 5: Solve for x
    x = 4,605,734,203.19/74,831.45
  6. Step 6: Final answer
    x = 61,548.11

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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.