Home / 55,937.03-77,193.45-30,443.63

Finding the Fourth Proportional to 55,937.03, 77,193.45 and 30,443.63

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Solution

The fourth proportional to 55,937.03, 77,193.45 and 30,443.63 is: 42,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,937.03 : 77,193.45 = 30,443.63 : x
  2. Step 2: Convert to fraction form
    55,937.03/77,193.45 = 30,443.63/x
  3. Step 3: Cross multiply
    55,937.03x = 77,193.45 × 30,443.63
  4. Step 4: Simplify right side
    55,937.03x = 2,350,048,444.26
  5. Step 5: Solve for x
    x = 2,350,048,444.26/55,937.03
  6. Step 6: Final answer
    x = 42,012.40

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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.