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Finding the Fourth Proportional to 94,396.60, 130,264.84 and 51,376.92

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Solution

The fourth proportional to 94,396.60, 130,264.84 and 51,376.92 is: 70,898.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,396.60 : 130,264.84 = 51,376.92 : x
  2. Step 2: Convert to fraction form
    94,396.60/130,264.84 = 51,376.92/x
  3. Step 3: Cross multiply
    94,396.60x = 130,264.84 × 51,376.92
  4. Step 4: Simplify right side
    94,396.60x = 6,692,606,263.49
  5. Step 5: Solve for x
    x = 6,692,606,263.49/94,396.60
  6. Step 6: Final answer
    x = 70,898.81

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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.