Home / 163,810.96-245,775.58-57,210.61

Finding the Fourth Proportional to 163,810.96, 245,775.58 and 57,210.61

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Solution

The fourth proportional to 163,810.96, 245,775.58 and 57,210.61 is: 85,836.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,810.96 : 245,775.58 = 57,210.61 : x
  2. Step 2: Convert to fraction form
    163,810.96/245,775.58 = 57,210.61/x
  3. Step 3: Cross multiply
    163,810.96x = 245,775.58 × 57,210.61
  4. Step 4: Simplify right side
    163,810.96x = 14,060,970,854.90
  5. Step 5: Solve for x
    x = 14,060,970,854.90/163,810.96
  6. Step 6: Final answer
    x = 85,836.57

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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.