Home / 173,827.40-260,741.10-120,374.60

Finding the Fourth Proportional to 173,827.40, 260,741.10 and 120,374.60

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Solution

The fourth proportional to 173,827.40, 260,741.10 and 120,374.60 is: 180,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,827.40 : 260,741.10 = 120,374.60 : x
  2. Step 2: Convert to fraction form
    173,827.40/260,741.10 = 120,374.60/x
  3. Step 3: Cross multiply
    173,827.40x = 260,741.10 × 120,374.60
  4. Step 4: Simplify right side
    173,827.40x = 31,386,605,616.06
  5. Step 5: Solve for x
    x = 31,386,605,616.06/173,827.40
  6. Step 6: Final answer
    x = 180,561.90

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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.