Home / 57,424.95-79,284.96-51,356.16

Finding the Fourth Proportional to 57,424.95, 79,284.96 and 51,356.16

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Solution

The fourth proportional to 57,424.95, 79,284.96 and 51,356.16 is: 70,905.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,424.95 : 79,284.96 = 51,356.16 : x
  2. Step 2: Convert to fraction form
    57,424.95/79,284.96 = 51,356.16/x
  3. Step 3: Cross multiply
    57,424.95x = 79,284.96 × 51,356.16
  4. Step 4: Simplify right side
    57,424.95x = 4,071,771,091.35
  5. Step 5: Solve for x
    x = 4,071,771,091.35/57,424.95
  6. Step 6: Final answer
    x = 70,905.96

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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.