Home / 42,642.09-58,845.65-23,521.77

Finding the Fourth Proportional to 42,642.09, 58,845.65 and 23,521.77

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Solution

The fourth proportional to 42,642.09, 58,845.65 and 23,521.77 is: 32,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,642.09 : 58,845.65 = 23,521.77 : x
  2. Step 2: Convert to fraction form
    42,642.09/58,845.65 = 23,521.77/x
  3. Step 3: Cross multiply
    42,642.09x = 58,845.65 × 23,521.77
  4. Step 4: Simplify right side
    42,642.09x = 1,384,153,727.19
  5. Step 5: Solve for x
    x = 1,384,153,727.19/42,642.09
  6. Step 6: Final answer
    x = 32,459.80

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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.