Home / 97,255.26-134,222.91-56,428.35

Finding the Fourth Proportional to 97,255.26, 134,222.91 and 56,428.35

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Solution

The fourth proportional to 97,255.26, 134,222.91 and 56,428.35 is: 77,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,255.26 : 134,222.91 = 56,428.35 : x
  2. Step 2: Convert to fraction form
    97,255.26/134,222.91 = 56,428.35/x
  3. Step 3: Cross multiply
    97,255.26x = 134,222.91 × 56,428.35
  4. Step 4: Simplify right side
    97,255.26x = 7,573,977,343.50
  5. Step 5: Solve for x
    x = 7,573,977,343.50/97,255.26
  6. Step 6: Final answer
    x = 77,877.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.