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Finding the Fourth Proportional to 93,572.60, 129,130.00 and 53,286.37

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Solution

The fourth proportional to 93,572.60, 129,130.00 and 53,286.37 is: 73,535.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,572.60 : 129,130.00 = 53,286.37 : x
  2. Step 2: Convert to fraction form
    93,572.60/129,130.00 = 53,286.37/x
  3. Step 3: Cross multiply
    93,572.60x = 129,130.00 × 53,286.37
  4. Step 4: Simplify right side
    93,572.60x = 6,880,868,502.06
  5. Step 5: Solve for x
    x = 6,880,868,502.06/93,572.60
  6. Step 6: Final answer
    x = 73,535.08

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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.