Home / 156,855.06-235,283.37-38,526.42

Finding the Fourth Proportional to 156,855.06, 235,283.37 and 38,526.42

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Solution

The fourth proportional to 156,855.06, 235,283.37 and 38,526.42 is: 57,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,855.06 : 235,283.37 = 38,526.42 : x
  2. Step 2: Convert to fraction form
    156,855.06/235,283.37 = 38,526.42/x
  3. Step 3: Cross multiply
    156,855.06x = 235,283.37 × 38,526.42
  4. Step 4: Simplify right side
    156,855.06x = 9,064,625,931.64
  5. Step 5: Solve for x
    x = 9,064,625,931.64/156,855.06
  6. Step 6: Final answer
    x = 57,789.82

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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.