Home / 52,526.88-72,477.18-31,308.12

Finding the Fourth Proportional to 52,526.88, 72,477.18 and 31,308.12

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Solution

The fourth proportional to 52,526.88, 72,477.18 and 31,308.12 is: 43,199.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,526.88 : 72,477.18 = 31,308.12 : x
  2. Step 2: Convert to fraction form
    52,526.88/72,477.18 = 31,308.12/x
  3. Step 3: Cross multiply
    52,526.88x = 72,477.18 × 31,308.12
  4. Step 4: Simplify right side
    52,526.88x = 2,269,124,248.70
  5. Step 5: Solve for x
    x = 2,269,124,248.70/52,526.88
  6. Step 6: Final answer
    x = 43,199.30

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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.