Home / 134,327.34-185,496.21-86,662.62

Finding the Fourth Proportional to 134,327.34, 185,496.21 and 86,662.62

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Solution

The fourth proportional to 134,327.34, 185,496.21 and 86,662.62 is: 119,674.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,327.34 : 185,496.21 = 86,662.62 : x
  2. Step 2: Convert to fraction form
    134,327.34/185,496.21 = 86,662.62/x
  3. Step 3: Cross multiply
    134,327.34x = 185,496.21 × 86,662.62
  4. Step 4: Simplify right side
    134,327.34x = 16,075,587,558.67
  5. Step 5: Solve for x
    x = 16,075,587,558.67/134,327.34
  6. Step 6: Final answer
    x = 119,674.73

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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.