Home / 374,349.07-561,205.36-163,829.71

Finding the Fourth Proportional to 374,349.07, 561,205.36 and 163,829.71

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Solution

The fourth proportional to 374,349.07, 561,205.36 and 163,829.71 is: 245,605.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,349.07 : 561,205.36 = 163,829.71 : x
  2. Step 2: Convert to fraction form
    374,349.07/561,205.36 = 163,829.71/x
  3. Step 3: Cross multiply
    374,349.07x = 561,205.36 × 163,829.71
  4. Step 4: Simplify right side
    374,349.07x = 91,942,111,379.25
  5. Step 5: Solve for x
    x = 91,942,111,379.25/374,349.07
  6. Step 6: Final answer
    x = 245,605.29

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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.