Home / 163,713.20-245,569.80-58,535.60

Finding the Fourth Proportional to 163,713.20, 245,569.80 and 58,535.60

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Solution

The fourth proportional to 163,713.20, 245,569.80 and 58,535.60 is: 87,803.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,713.20 : 245,569.80 = 58,535.60 : x
  2. Step 2: Convert to fraction form
    163,713.20/245,569.80 = 58,535.60/x
  3. Step 3: Cross multiply
    163,713.20x = 245,569.80 × 58,535.60
  4. Step 4: Simplify right side
    163,713.20x = 14,374,575,584.88
  5. Step 5: Solve for x
    x = 14,374,575,584.88/163,713.20
  6. Step 6: Final answer
    x = 87,803.40

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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.