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Finding the Fourth Proportional to 93,551.09, 129,100.64 and 53,264.87

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Solution

The fourth proportional to 93,551.09, 129,100.64 and 53,264.87 is: 73,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,551.09 : 129,100.64 = 53,264.87 : x
  2. Step 2: Convert to fraction form
    93,551.09/129,100.64 = 53,264.87/x
  3. Step 3: Cross multiply
    93,551.09x = 129,100.64 × 53,264.87
  4. Step 4: Simplify right side
    93,551.09x = 6,876,528,862.94
  5. Step 5: Solve for x
    x = 6,876,528,862.94/93,551.09
  6. Step 6: Final answer
    x = 73,505.60

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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.