Home / 161,852.16-242,777.88-56,701.20

Finding the Fourth Proportional to 161,852.16, 242,777.88 and 56,701.20

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Solution

The fourth proportional to 161,852.16, 242,777.88 and 56,701.20 is: 85,051.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,852.16 : 242,777.88 = 56,701.20 : x
  2. Step 2: Convert to fraction form
    161,852.16/242,777.88 = 56,701.20/x
  3. Step 3: Cross multiply
    161,852.16x = 242,777.88 × 56,701.20
  4. Step 4: Simplify right side
    161,852.16x = 13,765,797,129.46
  5. Step 5: Solve for x
    x = 13,765,797,129.46/161,852.16
  6. Step 6: Final answer
    x = 85,051.67

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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.