Home / 173,416.07-239,344.63-100,841.40

Finding the Fourth Proportional to 173,416.07, 239,344.63 and 100,841.40

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Solution

The fourth proportional to 173,416.07, 239,344.63 and 100,841.40 is: 139,178.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,416.07 : 239,344.63 = 100,841.40 : x
  2. Step 2: Convert to fraction form
    173,416.07/239,344.63 = 100,841.40/x
  3. Step 3: Cross multiply
    173,416.07x = 239,344.63 × 100,841.40
  4. Step 4: Simplify right side
    173,416.07x = 24,135,847,319.58
  5. Step 5: Solve for x
    x = 24,135,847,319.58/173,416.07
  6. Step 6: Final answer
    x = 139,178.84

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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.