Home / 48,798.09-67,341.89-28,655.22

Finding the Fourth Proportional to 48,798.09, 67,341.89 and 28,655.22

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Solution

The fourth proportional to 48,798.09, 67,341.89 and 28,655.22 is: 39,544.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,798.09 : 67,341.89 = 28,655.22 : x
  2. Step 2: Convert to fraction form
    48,798.09/67,341.89 = 28,655.22/x
  3. Step 3: Cross multiply
    48,798.09x = 67,341.89 × 28,655.22
  4. Step 4: Simplify right side
    48,798.09x = 1,929,696,529.89
  5. Step 5: Solve for x
    x = 1,929,696,529.89/48,798.09
  6. Step 6: Final answer
    x = 39,544.51

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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.