Home / 127,623.32-191,452.74-56,540.34

Finding the Fourth Proportional to 127,623.32, 191,452.74 and 56,540.34

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Solution

The fourth proportional to 127,623.32, 191,452.74 and 56,540.34 is: 84,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,623.32 : 191,452.74 = 56,540.34 : x
  2. Step 2: Convert to fraction form
    127,623.32/191,452.74 = 56,540.34/x
  3. Step 3: Cross multiply
    127,623.32x = 191,452.74 × 56,540.34
  4. Step 4: Simplify right side
    127,623.32x = 10,824,803,013.53
  5. Step 5: Solve for x
    x = 10,824,803,013.53/127,623.32
  6. Step 6: Final answer
    x = 84,818.38

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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.