Home / 187,590.95-281,538.14-145,370.91

Finding the Fourth Proportional to 187,590.95, 281,538.14 and 145,370.91

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Solution

The fourth proportional to 187,590.95, 281,538.14 and 145,370.91 is: 218,173.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,590.95 : 281,538.14 = 145,370.91 : x
  2. Step 2: Convert to fraction form
    187,590.95/281,538.14 = 145,370.91/x
  3. Step 3: Cross multiply
    187,590.95x = 281,538.14 × 145,370.91
  4. Step 4: Simplify right side
    187,590.95x = 40,927,454,884.65
  5. Step 5: Solve for x
    x = 40,927,454,884.65/187,590.95
  6. Step 6: Final answer
    x = 218,173.94

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1.5x scale

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.