Home / 52,350.06-72,239.67-31,130.94

Finding the Fourth Proportional to 52,350.06, 72,239.67 and 31,130.94

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Solution

The fourth proportional to 52,350.06, 72,239.67 and 31,130.94 is: 42,958.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,350.06 : 72,239.67 = 31,130.94 : x
  2. Step 2: Convert to fraction form
    52,350.06/72,239.67 = 31,130.94/x
  3. Step 3: Cross multiply
    52,350.06x = 72,239.67 × 31,130.94
  4. Step 4: Simplify right side
    52,350.06x = 2,248,888,832.39
  5. Step 5: Solve for x
    x = 2,248,888,832.39/52,350.06
  6. Step 6: Final answer
    x = 42,958.67

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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.