Home / 84,967.79-117,264.50-48,672.13

Finding the Fourth Proportional to 84,967.79, 117,264.50 and 48,672.13

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Solution

The fourth proportional to 84,967.79, 117,264.50 and 48,672.13 is: 67,172.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,967.79 : 117,264.50 = 48,672.13 : x
  2. Step 2: Convert to fraction form
    84,967.79/117,264.50 = 48,672.13/x
  3. Step 3: Cross multiply
    84,967.79x = 117,264.50 × 48,672.13
  4. Step 4: Simplify right side
    84,967.79x = 5,707,512,988.39
  5. Step 5: Solve for x
    x = 5,707,512,988.39/84,967.79
  6. Step 6: Final answer
    x = 67,172.67

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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.