Home / 53,897.06-74,376.01-30,022.45

Finding the Fourth Proportional to 53,897.06, 74,376.01 and 30,022.45

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Solution

The fourth proportional to 53,897.06, 74,376.01 and 30,022.45 is: 41,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,897.06 : 74,376.01 = 30,022.45 : x
  2. Step 2: Convert to fraction form
    53,897.06/74,376.01 = 30,022.45/x
  3. Step 3: Cross multiply
    53,897.06x = 74,376.01 × 30,022.45
  4. Step 4: Simplify right side
    53,897.06x = 2,232,950,041.42
  5. Step 5: Solve for x
    x = 2,232,950,041.42/53,897.06
  6. Step 6: Final answer
    x = 41,429.90

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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.