Home / 163,630.24-245,445.70-45,301.92

Finding the Fourth Proportional to 163,630.24, 245,445.70 and 45,301.92

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Solution

The fourth proportional to 163,630.24, 245,445.70 and 45,301.92 is: 67,952.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,630.24 : 245,445.70 = 45,301.92 : x
  2. Step 2: Convert to fraction form
    163,630.24/245,445.70 = 45,301.92/x
  3. Step 3: Cross multiply
    163,630.24x = 245,445.70 × 45,301.92
  4. Step 4: Simplify right side
    163,630.24x = 11,119,161,465.74
  5. Step 5: Solve for x
    x = 11,119,161,465.74/163,630.24
  6. Step 6: Final answer
    x = 67,952.97

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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.