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Finding the Fourth Proportional to 93,866.42, 129,544.95 and 53,586.24

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Solution

The fourth proportional to 93,866.42, 129,544.95 and 53,586.24 is: 73,954.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,866.42 : 129,544.95 = 53,586.24 : x
  2. Step 2: Convert to fraction form
    93,866.42/129,544.95 = 53,586.24/x
  3. Step 3: Cross multiply
    93,866.42x = 129,544.95 × 53,586.24
  4. Step 4: Simplify right side
    93,866.42x = 6,941,826,781.49
  5. Step 5: Solve for x
    x = 6,941,826,781.49/93,866.42
  6. Step 6: Final answer
    x = 73,954.31

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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.