Home / 210,254.04-315,473.40-110,390.22

Finding the Fourth Proportional to 210,254.04, 315,473.40 and 110,390.22

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Solution

The fourth proportional to 210,254.04, 315,473.40 and 110,390.22 is: 165,633.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,254.04 : 315,473.40 = 110,390.22 : x
  2. Step 2: Convert to fraction form
    210,254.04/315,473.40 = 110,390.22/x
  3. Step 3: Cross multiply
    210,254.04x = 315,473.40 × 110,390.22
  4. Step 4: Simplify right side
    210,254.04x = 34,825,178,030.15
  5. Step 5: Solve for x
    x = 34,825,178,030.15/210,254.04
  6. Step 6: Final answer
    x = 165,633.81

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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.