Home / 152,776.08-210,875.94-99,064.44

Finding the Fourth Proportional to 152,776.08, 210,875.94 and 99,064.44

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Solution

The fourth proportional to 152,776.08, 210,875.94 and 99,064.44 is: 136,738.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,776.08 : 210,875.94 = 99,064.44 : x
  2. Step 2: Convert to fraction form
    152,776.08/210,875.94 = 99,064.44/x
  3. Step 3: Cross multiply
    152,776.08x = 210,875.94 × 99,064.44
  4. Step 4: Simplify right side
    152,776.08x = 20,890,306,905.57
  5. Step 5: Solve for x
    x = 20,890,306,905.57/152,776.08
  6. Step 6: Final answer
    x = 136,738.07

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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.