Home / 147,866.10-221,831.55-48,009.30

Finding the Fourth Proportional to 147,866.10, 221,831.55 and 48,009.30

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Solution

The fourth proportional to 147,866.10, 221,831.55 and 48,009.30 is: 72,024.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,866.10 : 221,831.55 = 48,009.30 : x
  2. Step 2: Convert to fraction form
    147,866.10/221,831.55 = 48,009.30/x
  3. Step 3: Cross multiply
    147,866.10x = 221,831.55 × 48,009.30
  4. Step 4: Simplify right side
    147,866.10x = 10,649,977,433.42
  5. Step 5: Solve for x
    x = 10,649,977,433.42/147,866.10
  6. Step 6: Final answer
    x = 72,024.47

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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.