Home / 156,925.40-235,388.10-51,730.70

Finding the Fourth Proportional to 156,925.40, 235,388.10 and 51,730.70

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Solution

The fourth proportional to 156,925.40, 235,388.10 and 51,730.70 is: 77,596.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,925.40 : 235,388.10 = 51,730.70 : x
  2. Step 2: Convert to fraction form
    156,925.40/235,388.10 = 51,730.70/x
  3. Step 3: Cross multiply
    156,925.40x = 235,388.10 × 51,730.70
  4. Step 4: Simplify right side
    156,925.40x = 12,176,791,184.67
  5. Step 5: Solve for x
    x = 12,176,791,184.67/156,925.40
  6. Step 6: Final answer
    x = 77,596.05

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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.