Home / 105,526.79-158,278.94-55,586.64

Finding the Fourth Proportional to 105,526.79, 158,278.94 and 55,586.64

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Solution

The fourth proportional to 105,526.79, 158,278.94 and 55,586.64 is: 83,374.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,526.79 : 158,278.94 = 55,586.64 : x
  2. Step 2: Convert to fraction form
    105,526.79/158,278.94 = 55,586.64/x
  3. Step 3: Cross multiply
    105,526.79x = 158,278.94 × 55,586.64
  4. Step 4: Simplify right side
    105,526.79x = 8,798,194,457.36
  5. Step 5: Solve for x
    x = 8,798,194,457.36/105,526.79
  6. Step 6: Final answer
    x = 83,374.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.