Home / 210,542.01-290,577.61-134,036.65

Finding the Fourth Proportional to 210,542.01, 290,577.61 and 134,036.65

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Solution

The fourth proportional to 210,542.01, 290,577.61 and 134,036.65 is: 184,989.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,542.01 : 290,577.61 = 134,036.65 : x
  2. Step 2: Convert to fraction form
    210,542.01/290,577.61 = 134,036.65/x
  3. Step 3: Cross multiply
    210,542.01x = 290,577.61 × 134,036.65
  4. Step 4: Simplify right side
    210,542.01x = 38,948,049,409.41
  5. Step 5: Solve for x
    x = 38,948,049,409.41/210,542.01
  6. Step 6: Final answer
    x = 184,989.44

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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.