Home / 156,982.86-235,482.45-51,810.03

Finding the Fourth Proportional to 156,982.86, 235,482.45 and 51,810.03

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Solution

The fourth proportional to 156,982.86, 235,482.45 and 51,810.03 is: 77,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,982.86 : 235,482.45 = 51,810.03 : x
  2. Step 2: Convert to fraction form
    156,982.86/235,482.45 = 51,810.03/x
  3. Step 3: Cross multiply
    156,982.86x = 235,482.45 × 51,810.03
  4. Step 4: Simplify right side
    156,982.86x = 12,200,352,798.97
  5. Step 5: Solve for x
    x = 12,200,352,798.97/156,982.86
  6. Step 6: Final answer
    x = 77,717.74

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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.