Home / 53,838.96-74,300.40-32,620.20

Finding the Fourth Proportional to 53,838.96, 74,300.40 and 32,620.20

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Solution

The fourth proportional to 53,838.96, 74,300.40 and 32,620.20 is: 45,017.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,838.96 : 74,300.40 = 32,620.20 : x
  2. Step 2: Convert to fraction form
    53,838.96/74,300.40 = 32,620.20/x
  3. Step 3: Cross multiply
    53,838.96x = 74,300.40 × 32,620.20
  4. Step 4: Simplify right side
    53,838.96x = 2,423,693,908.08
  5. Step 5: Solve for x
    x = 2,423,693,908.08/53,838.96
  6. Step 6: Final answer
    x = 45,017.47

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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.