Home / 177,699.61-245,066.73-147,437.02

Finding the Fourth Proportional to 177,699.61, 245,066.73 and 147,437.02

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Solution

The fourth proportional to 177,699.61, 245,066.73 and 147,437.02 is: 203,331.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,699.61 : 245,066.73 = 147,437.02 : x
  2. Step 2: Convert to fraction form
    177,699.61/245,066.73 = 147,437.02/x
  3. Step 3: Cross multiply
    177,699.61x = 245,066.73 × 147,437.02
  4. Step 4: Simplify right side
    177,699.61x = 36,131,907,147.01
  5. Step 5: Solve for x
    x = 36,131,907,147.01/177,699.61
  6. Step 6: Final answer
    x = 203,331.39

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1.5x scale

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.