Home / 57,526.64-79,356.32-39,590.51

Finding the Fourth Proportional to 57,526.64, 79,356.32 and 39,590.51

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Solution

The fourth proportional to 57,526.64, 79,356.32 and 39,590.51 is: 54,613.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,526.64 : 79,356.32 = 39,590.51 : x
  2. Step 2: Convert to fraction form
    57,526.64/79,356.32 = 39,590.51/x
  3. Step 3: Cross multiply
    57,526.64x = 79,356.32 × 39,590.51
  4. Step 4: Simplify right side
    57,526.64x = 3,141,757,124.71
  5. Step 5: Solve for x
    x = 3,141,757,124.71/57,526.64
  6. Step 6: Final answer
    x = 54,613.95

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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.