Home / 97,475.48-134,538.38-63,423.88

Finding the Fourth Proportional to 97,475.48, 134,538.38 and 63,423.88

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Solution

The fourth proportional to 97,475.48, 134,538.38 and 63,423.88 is: 87,539.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,475.48 : 134,538.38 = 63,423.88 : x
  2. Step 2: Convert to fraction form
    97,475.48/134,538.38 = 63,423.88/x
  3. Step 3: Cross multiply
    97,475.48x = 134,538.38 × 63,423.88
  4. Step 4: Simplify right side
    97,475.48x = 8,532,946,068.51
  5. Step 5: Solve for x
    x = 8,532,946,068.51/97,475.48
  6. Step 6: Final answer
    x = 87,539.41

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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.