Home / 259,987.09-358,784.56-152,558.92

Finding the Fourth Proportional to 259,987.09, 358,784.56 and 152,558.92

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Solution

The fourth proportional to 259,987.09, 358,784.56 and 152,558.92 is: 210,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,987.09 : 358,784.56 = 152,558.92 : x
  2. Step 2: Convert to fraction form
    259,987.09/358,784.56 = 152,558.92/x
  3. Step 3: Cross multiply
    259,987.09x = 358,784.56 × 152,558.92
  4. Step 4: Simplify right side
    259,987.09x = 54,735,784,280.01
  5. Step 5: Solve for x
    x = 54,735,784,280.01/259,987.09
  6. Step 6: Final answer
    x = 210,532.70

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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.