Home / 163,352.50-245,045.68-45,023.86

Finding the Fourth Proportional to 163,352.50, 245,045.68 and 45,023.86

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Solution

The fourth proportional to 163,352.50, 245,045.68 and 45,023.86 is: 67,540.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,352.50 : 245,045.68 = 45,023.86 : x
  2. Step 2: Convert to fraction form
    163,352.50/245,045.68 = 45,023.86/x
  3. Step 3: Cross multiply
    163,352.50x = 245,045.68 × 45,023.86
  4. Step 4: Simplify right side
    163,352.50x = 11,032,902,389.92
  5. Step 5: Solve for x
    x = 11,032,902,389.92/163,352.50
  6. Step 6: Final answer
    x = 67,540.46

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1.5x scale

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.