Home / 153,505.86-230,283.38-64,772.43

Finding the Fourth Proportional to 153,505.86, 230,283.38 and 64,772.43

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Solution

The fourth proportional to 153,505.86, 230,283.38 and 64,772.43 is: 97,169.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,505.86 : 230,283.38 = 64,772.43 : x
  2. Step 2: Convert to fraction form
    153,505.86/230,283.38 = 64,772.43/x
  3. Step 3: Cross multiply
    153,505.86x = 230,283.38 × 64,772.43
  4. Step 4: Simplify right side
    153,505.86x = 14,916,014,111.21
  5. Step 5: Solve for x
    x = 14,916,014,111.21/153,505.86
  6. Step 6: Final answer
    x = 97,169.02

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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.