Home / 178,212.32-245,933-97,642.92

Finding the Fourth Proportional to 178,212.32, 245,933 and 97,642.92

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Solution

The fourth proportional to 178,212.32, 245,933 and 97,642.92 is: 134,747.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,212.32 : 245,933 = 97,642.92 : x
  2. Step 2: Convert to fraction form
    178,212.32/245,933 = 97,642.92/x
  3. Step 3: Cross multiply
    178,212.32x = 245,933 × 97,642.92
  4. Step 4: Simplify right side
    178,212.32x = 24,013,616,244.36
  5. Step 5: Solve for x
    x = 24,013,616,244.36/178,212.32
  6. Step 6: Final answer
    x = 134,747.23

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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.