Home / 163,688.83-245,536.43-51,372.71

Finding the Fourth Proportional to 163,688.83, 245,536.43 and 51,372.71

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Solution

The fourth proportional to 163,688.83, 245,536.43 and 51,372.71 is: 77,060.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,688.83 : 245,536.43 = 51,372.71 : x
  2. Step 2: Convert to fraction form
    163,688.83/245,536.43 = 51,372.71/x
  3. Step 3: Cross multiply
    163,688.83x = 245,536.43 × 51,372.71
  4. Step 4: Simplify right side
    163,688.83x = 12,613,870,328.28
  5. Step 5: Solve for x
    x = 12,613,870,328.28/163,688.83
  6. Step 6: Final answer
    x = 77,060.06

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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.