Home / 65,239.29-97,875.36-18,492.21

Finding the Fourth Proportional to 65,239.29, 97,875.36 and 18,492.21

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Solution

The fourth proportional to 65,239.29, 97,875.36 and 18,492.21 is: 27,742.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,239.29 : 97,875.36 = 18,492.21 : x
  2. Step 2: Convert to fraction form
    65,239.29/97,875.36 = 18,492.21/x
  3. Step 3: Cross multiply
    65,239.29x = 97,875.36 × 18,492.21
  4. Step 4: Simplify right side
    65,239.29x = 1,809,931,710.95
  5. Step 5: Solve for x
    x = 1,809,931,710.95/65,239.29
  6. Step 6: Final answer
    x = 27,742.97

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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.