Home / 190,503.36-285,554.98-64,099.72

Finding the Fourth Proportional to 190,503.36, 285,554.98 and 64,099.72

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Solution

The fourth proportional to 190,503.36, 285,554.98 and 64,099.72 is: 96,082.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,503.36 : 285,554.98 = 64,099.72 : x
  2. Step 2: Convert to fraction form
    190,503.36/285,554.98 = 64,099.72/x
  3. Step 3: Cross multiply
    190,503.36x = 285,554.98 × 64,099.72
  4. Step 4: Simplify right side
    190,503.36x = 18,303,994,262.61
  5. Step 5: Solve for x
    x = 18,303,994,262.61/190,503.36
  6. Step 6: Final answer
    x = 96,082.26

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1.5x scale

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.