Home / 45,202.42-62,430.41-30,837.59

Finding the Fourth Proportional to 45,202.42, 62,430.41 and 30,837.59

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Solution

The fourth proportional to 45,202.42, 62,430.41 and 30,837.59 is: 42,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,202.42 : 62,430.41 = 30,837.59 : x
  2. Step 2: Convert to fraction form
    45,202.42/62,430.41 = 30,837.59/x
  3. Step 3: Cross multiply
    45,202.42x = 62,430.41 × 30,837.59
  4. Step 4: Simplify right side
    45,202.42x = 1,925,202,920.77
  5. Step 5: Solve for x
    x = 1,925,202,920.77/45,202.42
  6. Step 6: Final answer
    x = 42,590.70

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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.