Home / 163,587.60-245,381.40-58,392.90

Finding the Fourth Proportional to 163,587.60, 245,381.40 and 58,392.90

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Solution

The fourth proportional to 163,587.60, 245,381.40 and 58,392.90 is: 87,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,587.60 : 245,381.40 = 58,392.90 : x
  2. Step 2: Convert to fraction form
    163,587.60/245,381.40 = 58,392.90/x
  3. Step 3: Cross multiply
    163,587.60x = 245,381.40 × 58,392.90
  4. Step 4: Simplify right side
    163,587.60x = 14,328,531,552.06
  5. Step 5: Solve for x
    x = 14,328,531,552.06/163,587.60
  6. Step 6: Final answer
    x = 87,589.35

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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.