Home / 40,564.59-56,017.47-38,355.72

Finding the Fourth Proportional to 40,564.59, 56,017.47 and 38,355.72

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Solution

The fourth proportional to 40,564.59, 56,017.47 and 38,355.72 is: 52,967.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,564.59 : 56,017.47 = 38,355.72 : x
  2. Step 2: Convert to fraction form
    40,564.59/56,017.47 = 38,355.72/x
  3. Step 3: Cross multiply
    40,564.59x = 56,017.47 × 38,355.72
  4. Step 4: Simplify right side
    40,564.59x = 2,148,590,394.43
  5. Step 5: Solve for x
    x = 2,148,590,394.43/40,564.59
  6. Step 6: Final answer
    x = 52,967.14

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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.