Home / 158,466.32-218,682.24-86,846.16

Finding the Fourth Proportional to 158,466.32, 218,682.24 and 86,846.16

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Solution

The fourth proportional to 158,466.32, 218,682.24 and 86,846.16 is: 119,847.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,466.32 : 218,682.24 = 86,846.16 : x
  2. Step 2: Convert to fraction form
    158,466.32/218,682.24 = 86,846.16/x
  3. Step 3: Cross multiply
    158,466.32x = 218,682.24 × 86,846.16
  4. Step 4: Simplify right side
    158,466.32x = 18,991,712,804.20
  5. Step 5: Solve for x
    x = 18,991,712,804.20/158,466.32
  6. Step 6: Final answer
    x = 119,847.00

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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.