Home / 156,713.40-235,091.70-56,849.40

Finding the Fourth Proportional to 156,713.40, 235,091.70 and 56,849.40

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Solution

The fourth proportional to 156,713.40, 235,091.70 and 56,849.40 is: 85,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,713.40 : 235,091.70 = 56,849.40 : x
  2. Step 2: Convert to fraction form
    156,713.40/235,091.70 = 56,849.40/x
  3. Step 3: Cross multiply
    156,713.40x = 235,091.70 × 56,849.40
  4. Step 4: Simplify right side
    156,713.40x = 13,364,822,089.98
  5. Step 5: Solve for x
    x = 13,364,822,089.98/156,713.40
  6. Step 6: Final answer
    x = 85,281.94

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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.