Home / 156,739.40-235,166.70-63,254.60

Finding the Fourth Proportional to 156,739.40, 235,166.70 and 63,254.60

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Solution

The fourth proportional to 156,739.40, 235,166.70 and 63,254.60 is: 94,905.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,739.40 : 235,166.70 = 63,254.60 : x
  2. Step 2: Convert to fraction form
    156,739.40/235,166.70 = 63,254.60/x
  3. Step 3: Cross multiply
    156,739.40x = 235,166.70 × 63,254.60
  4. Step 4: Simplify right side
    156,739.40x = 14,875,375,541.82
  5. Step 5: Solve for x
    x = 14,875,375,541.82/156,739.40
  6. Step 6: Final answer
    x = 94,905.15

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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.