Home / 112,378.81-168,511.78-37,472.44

Finding the Fourth Proportional to 112,378.81, 168,511.78 and 37,472.44

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Solution

The fourth proportional to 112,378.81, 168,511.78 and 37,472.44 is: 56,189.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,378.81 : 168,511.78 = 37,472.44 : x
  2. Step 2: Convert to fraction form
    112,378.81/168,511.78 = 37,472.44/x
  3. Step 3: Cross multiply
    112,378.81x = 168,511.78 × 37,472.44
  4. Step 4: Simplify right side
    112,378.81x = 6,314,547,565.34
  5. Step 5: Solve for x
    x = 6,314,547,565.34/112,378.81
  6. Step 6: Final answer
    x = 56,189.84

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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.