Home / 158,864.32-238,358.22-70,055.20

Finding the Fourth Proportional to 158,864.32, 238,358.22 and 70,055.20

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Solution

The fourth proportional to 158,864.32, 238,358.22 and 70,055.20 is: 105,110.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,864.32 : 238,358.22 = 70,055.20 : x
  2. Step 2: Convert to fraction form
    158,864.32/238,358.22 = 70,055.20/x
  3. Step 3: Cross multiply
    158,864.32x = 238,358.22 × 70,055.20
  4. Step 4: Simplify right side
    158,864.32x = 16,698,232,773.74
  5. Step 5: Solve for x
    x = 16,698,232,773.74/158,864.32
  6. Step 6: Final answer
    x = 105,110.03

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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.