Home / 70,298.58-97,012.05-38,467.47

Finding the Fourth Proportional to 70,298.58, 97,012.05 and 38,467.47

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Solution

The fourth proportional to 70,298.58, 97,012.05 and 38,467.47 is: 53,085.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,298.58 : 97,012.05 = 38,467.47 : x
  2. Step 2: Convert to fraction form
    70,298.58/97,012.05 = 38,467.47/x
  3. Step 3: Cross multiply
    70,298.58x = 97,012.05 × 38,467.47
  4. Step 4: Simplify right side
    70,298.58x = 3,731,808,123.01
  5. Step 5: Solve for x
    x = 3,731,808,123.01/70,298.58
  6. Step 6: Final answer
    x = 53,085.11

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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.