Home / 52,440.08-72,338.87-31,215.24

Finding the Fourth Proportional to 52,440.08, 72,338.87 and 31,215.24

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Solution

The fourth proportional to 52,440.08, 72,338.87 and 31,215.24 is: 43,060.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,440.08 : 72,338.87 = 31,215.24 : x
  2. Step 2: Convert to fraction form
    52,440.08/72,338.87 = 31,215.24/x
  3. Step 3: Cross multiply
    52,440.08x = 72,338.87 × 31,215.24
  4. Step 4: Simplify right side
    52,440.08x = 2,258,075,266.42
  5. Step 5: Solve for x
    x = 2,258,075,266.42/52,440.08
  6. Step 6: Final answer
    x = 43,060.11

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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.