Home / 187,370.01-258,567.80-111,903.93

Finding the Fourth Proportional to 187,370.01, 258,567.80 and 111,903.93

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Solution

The fourth proportional to 187,370.01, 258,567.80 and 111,903.93 is: 154,425.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,370.01 : 258,567.80 = 111,903.93 : x
  2. Step 2: Convert to fraction form
    187,370.01/258,567.80 = 111,903.93/x
  3. Step 3: Cross multiply
    187,370.01x = 258,567.80 × 111,903.93
  4. Step 4: Simplify right side
    187,370.01x = 28,934,752,431.93
  5. Step 5: Solve for x
    x = 28,934,752,431.93/187,370.01
  6. Step 6: Final answer
    x = 154,425.74

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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.