Home / 88,880.76-133,370.34-53,254.53

Finding the Fourth Proportional to 88,880.76, 133,370.34 and 53,254.53

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Solution

The fourth proportional to 88,880.76, 133,370.34 and 53,254.53 is: 79,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,880.76 : 133,370.34 = 53,254.53 : x
  2. Step 2: Convert to fraction form
    88,880.76/133,370.34 = 53,254.53/x
  3. Step 3: Cross multiply
    88,880.76x = 133,370.34 × 53,254.53
  4. Step 4: Simplify right side
    88,880.76x = 7,102,574,772.64
  5. Step 5: Solve for x
    x = 7,102,574,772.64/88,880.76
  6. Step 6: Final answer
    x = 79,911.27

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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.