Home / 77,416.56-106,710.48-58,268.16

Finding the Fourth Proportional to 77,416.56, 106,710.48 and 58,268.16

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Solution

The fourth proportional to 77,416.56, 106,710.48 and 58,268.16 is: 80,316.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,416.56 : 106,710.48 = 58,268.16 : x
  2. Step 2: Convert to fraction form
    77,416.56/106,710.48 = 58,268.16/x
  3. Step 3: Cross multiply
    77,416.56x = 106,710.48 × 58,268.16
  4. Step 4: Simplify right side
    77,416.56x = 6,217,823,322.32
  5. Step 5: Solve for x
    x = 6,217,823,322.32/77,416.56
  6. Step 6: Final answer
    x = 80,316.45

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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.