Home / 140,612.40-210,672.57-117,071.24

Finding the Fourth Proportional to 140,612.40, 210,672.57 and 117,071.24

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Solution

The fourth proportional to 140,612.40, 210,672.57 and 117,071.24 is: 175,402.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,612.40 : 210,672.57 = 117,071.24 : x
  2. Step 2: Convert to fraction form
    140,612.40/210,672.57 = 117,071.24/x
  3. Step 3: Cross multiply
    140,612.40x = 210,672.57 × 117,071.24
  4. Step 4: Simplify right side
    140,612.40x = 24,663,697,950.52
  5. Step 5: Solve for x
    x = 24,663,697,950.52/140,612.40
  6. Step 6: Final answer
    x = 175,402.01

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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.