Home / 127,477.10-191,228.14-46,446.16

Finding the Fourth Proportional to 127,477.10, 191,228.14 and 46,446.16

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Solution

The fourth proportional to 127,477.10, 191,228.14 and 46,446.16 is: 69,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,477.10 : 191,228.14 = 46,446.16 : x
  2. Step 2: Convert to fraction form
    127,477.10/191,228.14 = 46,446.16/x
  3. Step 3: Cross multiply
    127,477.10x = 191,228.14 × 46,446.16
  4. Step 4: Simplify right side
    127,477.10x = 8,881,812,786.94
  5. Step 5: Solve for x
    x = 8,881,812,786.94/127,477.10
  6. Step 6: Final answer
    x = 69,673.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.