Home / 152,760.44-210,803.15-84,780.24

Finding the Fourth Proportional to 152,760.44, 210,803.15 and 84,780.24

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Solution

The fourth proportional to 152,760.44, 210,803.15 and 84,780.24 is: 116,993.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,760.44 : 210,803.15 = 84,780.24 : x
  2. Step 2: Convert to fraction form
    152,760.44/210,803.15 = 84,780.24/x
  3. Step 3: Cross multiply
    152,760.44x = 210,803.15 × 84,780.24
  4. Step 4: Simplify right side
    152,760.44x = 17,871,941,861.71
  5. Step 5: Solve for x
    x = 17,871,941,861.71/152,760.44
  6. Step 6: Final answer
    x = 116,993.26

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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.