Home / 140,011.32-210,017.16-34,830.36

Finding the Fourth Proportional to 140,011.32, 210,017.16 and 34,830.36

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Solution

The fourth proportional to 140,011.32, 210,017.16 and 34,830.36 is: 52,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,011.32 : 210,017.16 = 34,830.36 : x
  2. Step 2: Convert to fraction form
    140,011.32/210,017.16 = 34,830.36/x
  3. Step 3: Cross multiply
    140,011.32x = 210,017.16 × 34,830.36
  4. Step 4: Simplify right side
    140,011.32x = 7,314,973,288.98
  5. Step 5: Solve for x
    x = 7,314,973,288.98/140,011.32
  6. Step 6: Final answer
    x = 52,245.58

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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.