Home / 108,529.04-149,769.95-60,782.73

Finding the Fourth Proportional to 108,529.04, 149,769.95 and 60,782.73

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Solution

The fourth proportional to 108,529.04, 149,769.95 and 60,782.73 is: 83,880.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,529.04 : 149,769.95 = 60,782.73 : x
  2. Step 2: Convert to fraction form
    108,529.04/149,769.95 = 60,782.73/x
  3. Step 3: Cross multiply
    108,529.04x = 149,769.95 × 60,782.73
  4. Step 4: Simplify right side
    108,529.04x = 9,103,426,129.05
  5. Step 5: Solve for x
    x = 9,103,426,129.05/108,529.04
  6. Step 6: Final answer
    x = 83,880.10

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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.