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Finding the Fourth Proportional to 93,953.79, 129,662.24 and 62,066.79

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Solution

The fourth proportional to 93,953.79, 129,662.24 and 62,066.79 is: 85,656.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,953.79 : 129,662.24 = 62,066.79 : x
  2. Step 2: Convert to fraction form
    93,953.79/129,662.24 = 62,066.79/x
  3. Step 3: Cross multiply
    93,953.79x = 129,662.24 × 62,066.79
  4. Step 4: Simplify right side
    93,953.79x = 8,047,718,710.68
  5. Step 5: Solve for x
    x = 8,047,718,710.68/93,953.79
  6. Step 6: Final answer
    x = 85,656.14

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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.