Home / 136,623.81-204,875.53-61,740.93

Finding the Fourth Proportional to 136,623.81, 204,875.53 and 61,740.93

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Solution

The fourth proportional to 136,623.81, 204,875.53 and 61,740.93 is: 92,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,623.81 : 204,875.53 = 61,740.93 : x
  2. Step 2: Convert to fraction form
    136,623.81/204,875.53 = 61,740.93/x
  3. Step 3: Cross multiply
    136,623.81x = 204,875.53 × 61,740.93
  4. Step 4: Simplify right side
    136,623.81x = 12,649,206,370.37
  5. Step 5: Solve for x
    x = 12,649,206,370.37/136,623.81
  6. Step 6: Final answer
    x = 92,584.20

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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.