Home / 173,390.52-239,280.58-101,771.74

Finding the Fourth Proportional to 173,390.52, 239,280.58 and 101,771.74

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Solution

The fourth proportional to 173,390.52, 239,280.58 and 101,771.74 is: 140,445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,390.52 : 239,280.58 = 101,771.74 : x
  2. Step 2: Convert to fraction form
    173,390.52/239,280.58 = 101,771.74/x
  3. Step 3: Cross multiply
    173,390.52x = 239,280.58 × 101,771.74
  4. Step 4: Simplify right side
    173,390.52x = 24,352,001,401.12
  5. Step 5: Solve for x
    x = 24,352,001,401.12/173,390.52
  6. Step 6: Final answer
    x = 140,445.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.