Home / 53,929.44-74,557.14-40,477.34

Finding the Fourth Proportional to 53,929.44, 74,557.14 and 40,477.34

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Solution

The fourth proportional to 53,929.44, 74,557.14 and 40,477.34 is: 55,959.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,929.44 : 74,557.14 = 40,477.34 : x
  2. Step 2: Convert to fraction form
    53,929.44/74,557.14 = 40,477.34/x
  3. Step 3: Cross multiply
    53,929.44x = 74,557.14 × 40,477.34
  4. Step 4: Simplify right side
    53,929.44x = 3,017,874,332.42
  5. Step 5: Solve for x
    x = 3,017,874,332.42/53,929.44
  6. Step 6: Final answer
    x = 55,959.68

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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.