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Finding the Fourth Proportional to 93,586.93, 129,158.87 and 51,151.84

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Solution

The fourth proportional to 93,586.93, 129,158.87 and 51,151.84 is: 70,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,586.93 : 129,158.87 = 51,151.84 : x
  2. Step 2: Convert to fraction form
    93,586.93/129,158.87 = 51,151.84/x
  3. Step 3: Cross multiply
    93,586.93x = 129,158.87 × 51,151.84
  4. Step 4: Simplify right side
    93,586.93x = 6,606,713,274.16
  5. Step 5: Solve for x
    x = 6,606,713,274.16/93,586.93
  6. Step 6: Final answer
    x = 70,594.40

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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.