Home / 250,320.42-345,429.63-148,461.30

Finding the Fourth Proportional to 250,320.42, 345,429.63 and 148,461.30

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Solution

The fourth proportional to 250,320.42, 345,429.63 and 148,461.30 is: 204,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,320.42 : 345,429.63 = 148,461.30 : x
  2. Step 2: Convert to fraction form
    250,320.42/345,429.63 = 148,461.30/x
  3. Step 3: Cross multiply
    250,320.42x = 345,429.63 × 148,461.30
  4. Step 4: Simplify right side
    250,320.42x = 51,282,931,928.32
  5. Step 5: Solve for x
    x = 51,282,931,928.32/250,320.42
  6. Step 6: Final answer
    x = 204,869.15

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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.