Home / 190,526.92-285,689.22-64,124.98

Finding the Fourth Proportional to 190,526.92, 285,689.22 and 64,124.98

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Solution

The fourth proportional to 190,526.92, 285,689.22 and 64,124.98 is: 96,153.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,526.92 : 285,689.22 = 64,124.98 : x
  2. Step 2: Convert to fraction form
    190,526.92/285,689.22 = 64,124.98/x
  3. Step 3: Cross multiply
    190,526.92x = 285,689.22 × 64,124.98
  4. Step 4: Simplify right side
    190,526.92x = 18,319,815,518.72
  5. Step 5: Solve for x
    x = 18,319,815,518.72/190,526.92
  6. Step 6: Final answer
    x = 96,153.42

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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.