Home / 217,259.58-299,504.24-152,531.76

Finding the Fourth Proportional to 217,259.58, 299,504.24 and 152,531.76

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Solution

The fourth proportional to 217,259.58, 299,504.24 and 152,531.76 is: 210,273.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,259.58 : 299,504.24 = 152,531.76 : x
  2. Step 2: Convert to fraction form
    217,259.58/299,504.24 = 152,531.76/x
  3. Step 3: Cross multiply
    217,259.58x = 299,504.24 × 152,531.76
  4. Step 4: Simplify right side
    217,259.58x = 45,683,908,854.66
  5. Step 5: Solve for x
    x = 45,683,908,854.66/217,259.58
  6. Step 6: Final answer
    x = 210,273.39

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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.