Home / 89,295.42-123,218.69-53,484.51

Finding the Fourth Proportional to 89,295.42, 123,218.69 and 53,484.51

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Solution

The fourth proportional to 89,295.42, 123,218.69 and 53,484.51 is: 73,803.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,295.42 : 123,218.69 = 53,484.51 : x
  2. Step 2: Convert to fraction form
    89,295.42/123,218.69 = 53,484.51/x
  3. Step 3: Cross multiply
    89,295.42x = 123,218.69 × 53,484.51
  4. Step 4: Simplify right side
    89,295.42x = 6,590,291,391.20
  5. Step 5: Solve for x
    x = 6,590,291,391.20/89,295.42
  6. Step 6: Final answer
    x = 73,803.24

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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.