Home / 157,001.08-235,501.68-38,674.72

Finding the Fourth Proportional to 157,001.08, 235,501.68 and 38,674.72

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Solution

The fourth proportional to 157,001.08, 235,501.68 and 38,674.72 is: 58,012.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,001.08 : 235,501.68 = 38,674.72 : x
  2. Step 2: Convert to fraction form
    157,001.08/235,501.68 = 38,674.72/x
  3. Step 3: Cross multiply
    157,001.08x = 235,501.68 × 38,674.72
  4. Step 4: Simplify right side
    157,001.08x = 9,107,961,533.53
  5. Step 5: Solve for x
    x = 9,107,961,533.53/157,001.08
  6. Step 6: Final answer
    x = 58,012.09

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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.