Home / 153,011.10-229,516.65-152,136.30

Finding the Fourth Proportional to 153,011.10, 229,516.65 and 152,136.30

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Solution

The fourth proportional to 153,011.10, 229,516.65 and 152,136.30 is: 228,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,011.10 : 229,516.65 = 152,136.30 : x
  2. Step 2: Convert to fraction form
    153,011.10/229,516.65 = 152,136.30/x
  3. Step 3: Cross multiply
    153,011.10x = 229,516.65 × 152,136.30
  4. Step 4: Simplify right side
    153,011.10x = 34,917,813,919.40
  5. Step 5: Solve for x
    x = 34,917,813,919.40/153,011.10
  6. Step 6: Final answer
    x = 228,204.45

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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.