Home / 163,856.35-245,741.33-51,536.35

Finding the Fourth Proportional to 163,856.35, 245,741.33 and 51,536.35

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Solution

The fourth proportional to 163,856.35, 245,741.33 and 51,536.35 is: 77,290.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,856.35 : 245,741.33 = 51,536.35 : x
  2. Step 2: Convert to fraction form
    163,856.35/245,741.33 = 51,536.35/x
  3. Step 3: Cross multiply
    163,856.35x = 245,741.33 × 51,536.35
  4. Step 4: Simplify right side
    163,856.35x = 12,664,610,934.66
  5. Step 5: Solve for x
    x = 12,664,610,934.66/163,856.35
  6. Step 6: Final answer
    x = 77,290.94

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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.