Home / 53,974.08-74,485.98-30,101.76

Finding the Fourth Proportional to 53,974.08, 74,485.98 and 30,101.76

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Solution

The fourth proportional to 53,974.08, 74,485.98 and 30,101.76 is: 41,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,974.08 : 74,485.98 = 30,101.76 : x
  2. Step 2: Convert to fraction form
    53,974.08/74,485.98 = 30,101.76/x
  3. Step 3: Cross multiply
    53,974.08x = 74,485.98 × 30,101.76
  4. Step 4: Simplify right side
    53,974.08x = 2,242,159,093.32
  5. Step 5: Solve for x
    x = 2,242,159,093.32/53,974.08
  6. Step 6: Final answer
    x = 41,541.40

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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.