Home / 53,835.44-74,113.18-40,384.17

Finding the Fourth Proportional to 53,835.44, 74,113.18 and 40,384.17

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Solution

The fourth proportional to 53,835.44, 74,113.18 and 40,384.17 is: 55,595.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,835.44 : 74,113.18 = 40,384.17 : x
  2. Step 2: Convert to fraction form
    53,835.44/74,113.18 = 40,384.17/x
  3. Step 3: Cross multiply
    53,835.44x = 74,113.18 × 40,384.17
  4. Step 4: Simplify right side
    53,835.44x = 2,992,999,159.40
  5. Step 5: Solve for x
    x = 2,992,999,159.40/53,835.44
  6. Step 6: Final answer
    x = 55,595.34

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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.