Home / 156,567.06-234,555.33-121,334.49

Finding the Fourth Proportional to 156,567.06, 234,555.33 and 121,334.49

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Solution

The fourth proportional to 156,567.06, 234,555.33 and 121,334.49 is: 181,772.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,567.06 : 234,555.33 = 121,334.49 : x
  2. Step 2: Convert to fraction form
    156,567.06/234,555.33 = 121,334.49/x
  3. Step 3: Cross multiply
    156,567.06x = 234,555.33 × 121,334.49
  4. Step 4: Simplify right side
    156,567.06x = 28,459,651,342.33
  5. Step 5: Solve for x
    x = 28,459,651,342.33/156,567.06
  6. Step 6: Final answer
    x = 181,772.92

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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.