Home / 260,054.47-358,900.64-158,072.23

Finding the Fourth Proportional to 260,054.47, 358,900.64 and 158,072.23

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Solution

The fourth proportional to 260,054.47, 358,900.64 and 158,072.23 is: 218,155.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,054.47 : 358,900.64 = 158,072.23 : x
  2. Step 2: Convert to fraction form
    260,054.47/358,900.64 = 158,072.23/x
  3. Step 3: Cross multiply
    260,054.47x = 358,900.64 × 158,072.23
  4. Step 4: Simplify right side
    260,054.47x = 56,732,224,513.23
  5. Step 5: Solve for x
    x = 56,732,224,513.23/260,054.47
  6. Step 6: Final answer
    x = 218,155.16

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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.