Home / 187,066.95-258,237.30-119,177.01

Finding the Fourth Proportional to 187,066.95, 258,237.30 and 119,177.01

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Solution

The fourth proportional to 187,066.95, 258,237.30 and 119,177.01 is: 164,518.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,066.95 : 258,237.30 = 119,177.01 : x
  2. Step 2: Convert to fraction form
    187,066.95/258,237.30 = 119,177.01/x
  3. Step 3: Cross multiply
    187,066.95x = 258,237.30 × 119,177.01
  4. Step 4: Simplify right side
    187,066.95x = 30,775,949,284.47
  5. Step 5: Solve for x
    x = 30,775,949,284.47/187,066.95
  6. Step 6: Final answer
    x = 164,518.37

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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.