Home / 156,985.60-235,478.40-63,491.35

Finding the Fourth Proportional to 156,985.60, 235,478.40 and 63,491.35

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Solution

The fourth proportional to 156,985.60, 235,478.40 and 63,491.35 is: 95,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,985.60 : 235,478.40 = 63,491.35 : x
  2. Step 2: Convert to fraction form
    156,985.60/235,478.40 = 63,491.35/x
  3. Step 3: Cross multiply
    156,985.60x = 235,478.40 × 63,491.35
  4. Step 4: Simplify right side
    156,985.60x = 14,950,841,511.84
  5. Step 5: Solve for x
    x = 14,950,841,511.84/156,985.60
  6. Step 6: Final answer
    x = 95,237.03

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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.