Home / 163,814.16-245,721.03-51,504.18

Finding the Fourth Proportional to 163,814.16, 245,721.03 and 51,504.18

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Solution

The fourth proportional to 163,814.16, 245,721.03 and 51,504.18 is: 77,256.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,814.16 : 245,721.03 = 51,504.18 : x
  2. Step 2: Convert to fraction form
    163,814.16/245,721.03 = 51,504.18/x
  3. Step 3: Cross multiply
    163,814.16x = 245,721.03 × 51,504.18
  4. Step 4: Simplify right side
    163,814.16x = 12,655,660,158.91
  5. Step 5: Solve for x
    x = 12,655,660,158.91/163,814.16
  6. Step 6: Final answer
    x = 77,256.21

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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.