Home / 59,385.47-89,085.54-19,403.51

Finding the Fourth Proportional to 59,385.47, 89,085.54 and 19,403.51

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Solution

The fourth proportional to 59,385.47, 89,085.54 and 19,403.51 is: 29,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,385.47 : 89,085.54 = 19,403.51 : x
  2. Step 2: Convert to fraction form
    59,385.47/89,085.54 = 19,403.51/x
  3. Step 3: Cross multiply
    59,385.47x = 89,085.54 × 19,403.51
  4. Step 4: Simplify right side
    59,385.47x = 1,728,572,166.25
  5. Step 5: Solve for x
    x = 1,728,572,166.25/59,385.47
  6. Step 6: Final answer
    x = 29,107.66

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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.