Home / 108,941.41-163,421.52-30,055.63

Finding the Fourth Proportional to 108,941.41, 163,421.52 and 30,055.63

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Solution

The fourth proportional to 108,941.41, 163,421.52 and 30,055.63 is: 45,086.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,941.41 : 163,421.52 = 30,055.63 : x
  2. Step 2: Convert to fraction form
    108,941.41/163,421.52 = 30,055.63/x
  3. Step 3: Cross multiply
    108,941.41x = 163,421.52 × 30,055.63
  4. Step 4: Simplify right side
    108,941.41x = 4,911,737,237.53
  5. Step 5: Solve for x
    x = 4,911,737,237.53/108,941.41
  6. Step 6: Final answer
    x = 45,086.05

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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.