Home / 190,373.08-262,711.70-104,331.40

Finding the Fourth Proportional to 190,373.08, 262,711.70 and 104,331.40

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Solution

The fourth proportional to 190,373.08, 262,711.70 and 104,331.40 is: 143,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,373.08 : 262,711.70 = 104,331.40 : x
  2. Step 2: Convert to fraction form
    190,373.08/262,711.70 = 104,331.40/x
  3. Step 3: Cross multiply
    190,373.08x = 262,711.70 × 104,331.40
  4. Step 4: Simplify right side
    190,373.08x = 27,409,079,457.38
  5. Step 5: Solve for x
    x = 27,409,079,457.38/190,373.08
  6. Step 6: Final answer
    x = 143,975.61

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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.