Home / 187,709.04-259,036.91-101,666.03

Finding the Fourth Proportional to 187,709.04, 259,036.91 and 101,666.03

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Solution

The fourth proportional to 187,709.04, 259,036.91 and 101,666.03 is: 140,298.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,709.04 : 259,036.91 = 101,666.03 : x
  2. Step 2: Convert to fraction form
    187,709.04/259,036.91 = 101,666.03/x
  3. Step 3: Cross multiply
    187,709.04x = 259,036.91 × 101,666.03
  4. Step 4: Simplify right side
    187,709.04x = 26,335,252,459.65
  5. Step 5: Solve for x
    x = 26,335,252,459.65/187,709.04
  6. Step 6: Final answer
    x = 140,298.26

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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.