Home / 163,598.12-245,400.28-51,275.86

Finding the Fourth Proportional to 163,598.12, 245,400.28 and 51,275.86

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Solution

The fourth proportional to 163,598.12, 245,400.28 and 51,275.86 is: 76,914.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,598.12 : 245,400.28 = 51,275.86 : x
  2. Step 2: Convert to fraction form
    163,598.12/245,400.28 = 51,275.86/x
  3. Step 3: Cross multiply
    163,598.12x = 245,400.28 × 51,275.86
  4. Step 4: Simplify right side
    163,598.12x = 12,583,110,401.24
  5. Step 5: Solve for x
    x = 12,583,110,401.24/163,598.12
  6. Step 6: Final answer
    x = 76,914.76

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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.