Home / 193,880.17-267,556.53-118,428.67

Finding the Fourth Proportional to 193,880.17, 267,556.53 and 118,428.67

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Solution

The fourth proportional to 193,880.17, 267,556.53 and 118,428.67 is: 163,432.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,880.17 : 267,556.53 = 118,428.67 : x
  2. Step 2: Convert to fraction form
    193,880.17/267,556.53 = 118,428.67/x
  3. Step 3: Cross multiply
    193,880.17x = 267,556.53 × 118,428.67
  4. Step 4: Simplify right side
    193,880.17x = 31,686,363,997.72
  5. Step 5: Solve for x
    x = 31,686,363,997.72/193,880.17
  6. Step 6: Final answer
    x = 163,432.72

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1.5x scale

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.