Home / 173,812.32-239,864.40-113,421.60

Finding the Fourth Proportional to 173,812.32, 239,864.40 and 113,421.60

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Solution

The fourth proportional to 173,812.32, 239,864.40 and 113,421.60 is: 156,524.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,812.32 : 239,864.40 = 113,421.60 : x
  2. Step 2: Convert to fraction form
    173,812.32/239,864.40 = 113,421.60/x
  3. Step 3: Cross multiply
    173,812.32x = 239,864.40 × 113,421.60
  4. Step 4: Simplify right side
    173,812.32x = 27,205,804,031.04
  5. Step 5: Solve for x
    x = 27,205,804,031.04/173,812.32
  6. Step 6: Final answer
    x = 156,524.03

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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.