Home / 46,930.32-70,387.92-20,630.16

Finding the Fourth Proportional to 46,930.32, 70,387.92 and 20,630.16

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Solution

The fourth proportional to 46,930.32, 70,387.92 and 20,630.16 is: 30,941.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,930.32 : 70,387.92 = 20,630.16 : x
  2. Step 2: Convert to fraction form
    46,930.32/70,387.92 = 20,630.16/x
  3. Step 3: Cross multiply
    46,930.32x = 70,387.92 × 20,630.16
  4. Step 4: Simplify right side
    46,930.32x = 1,452,114,051.67
  5. Step 5: Solve for x
    x = 1,452,114,051.67/46,930.32
  6. Step 6: Final answer
    x = 30,941.92

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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.