Home / 163,565.67-245,348.19-51,254.49

Finding the Fourth Proportional to 163,565.67, 245,348.19 and 51,254.49

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Solution

The fourth proportional to 163,565.67, 245,348.19 and 51,254.49 is: 76,881.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,565.67 : 245,348.19 = 51,254.49 : x
  2. Step 2: Convert to fraction form
    163,565.67/245,348.19 = 51,254.49/x
  3. Step 3: Cross multiply
    163,565.67x = 245,348.19 × 51,254.49
  4. Step 4: Simplify right side
    163,565.67x = 12,575,196,350.87
  5. Step 5: Solve for x
    x = 12,575,196,350.87/163,565.67
  6. Step 6: Final answer
    x = 76,881.64

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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.