Home / 65,031.17-97,453.13-38,314.13

Finding the Fourth Proportional to 65,031.17, 97,453.13 and 38,314.13

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Solution

The fourth proportional to 65,031.17, 97,453.13 and 38,314.13 is: 57,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,031.17 : 97,453.13 = 38,314.13 : x
  2. Step 2: Convert to fraction form
    65,031.17/97,453.13 = 38,314.13/x
  3. Step 3: Cross multiply
    65,031.17x = 97,453.13 × 38,314.13
  4. Step 4: Simplify right side
    65,031.17x = 3,733,831,212.89
  5. Step 5: Solve for x
    x = 3,733,831,212.89/65,031.17
  6. Step 6: Final answer
    x = 57,416.03

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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.