Home / 156,897.14-235,271.79-56,986.88

Finding the Fourth Proportional to 156,897.14, 235,271.79 and 56,986.88

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Solution

The fourth proportional to 156,897.14, 235,271.79 and 56,986.88 is: 85,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,897.14 : 235,271.79 = 56,986.88 : x
  2. Step 2: Convert to fraction form
    156,897.14/235,271.79 = 56,986.88/x
  3. Step 3: Cross multiply
    156,897.14x = 235,271.79 × 56,986.88
  4. Step 4: Simplify right side
    156,897.14x = 13,407,405,264.12
  5. Step 5: Solve for x
    x = 13,407,405,264.12/156,897.14
  6. Step 6: Final answer
    x = 85,453.47

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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.