Home / 74,637.15-102,979.91-44,409.16

Finding the Fourth Proportional to 74,637.15, 102,979.91 and 44,409.16

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Solution

The fourth proportional to 74,637.15, 102,979.91 and 44,409.16 is: 61,273.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,637.15 : 102,979.91 = 44,409.16 : x
  2. Step 2: Convert to fraction form
    74,637.15/102,979.91 = 44,409.16/x
  3. Step 3: Cross multiply
    74,637.15x = 102,979.91 × 44,409.16
  4. Step 4: Simplify right side
    74,637.15x = 4,573,251,289.92
  5. Step 5: Solve for x
    x = 4,573,251,289.92/74,637.15
  6. Step 6: Final answer
    x = 61,273.13

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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.