Home / 240,948.63-361,440.86-72,455.46

Finding the Fourth Proportional to 240,948.63, 361,440.86 and 72,455.46

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Solution

The fourth proportional to 240,948.63, 361,440.86 and 72,455.46 is: 108,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,948.63 : 361,440.86 = 72,455.46 : x
  2. Step 2: Convert to fraction form
    240,948.63/361,440.86 = 72,455.46/x
  3. Step 3: Cross multiply
    240,948.63x = 361,440.86 × 72,455.46
  4. Step 4: Simplify right side
    240,948.63x = 26,188,363,411.82
  5. Step 5: Solve for x
    x = 26,188,363,411.82/240,948.63
  6. Step 6: Final answer
    x = 108,688.58

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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.