Home / 193,089.16-266,408.06-112,501.10

Finding the Fourth Proportional to 193,089.16, 266,408.06 and 112,501.10

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Solution

The fourth proportional to 193,089.16, 266,408.06 and 112,501.10 is: 155,219.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,089.16 : 266,408.06 = 112,501.10 : x
  2. Step 2: Convert to fraction form
    193,089.16/266,408.06 = 112,501.10/x
  3. Step 3: Cross multiply
    193,089.16x = 266,408.06 × 112,501.10
  4. Step 4: Simplify right side
    193,089.16x = 29,971,199,798.87
  5. Step 5: Solve for x
    x = 29,971,199,798.87/193,089.16
  6. Step 6: Final answer
    x = 155,219.48

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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.