Home / 124,420.32-171,564.56-84,064.16

Finding the Fourth Proportional to 124,420.32, 171,564.56 and 84,064.16

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Solution

The fourth proportional to 124,420.32, 171,564.56 and 84,064.16 is: 115,917.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,420.32 : 171,564.56 = 84,064.16 : x
  2. Step 2: Convert to fraction form
    124,420.32/171,564.56 = 84,064.16/x
  3. Step 3: Cross multiply
    124,420.32x = 171,564.56 × 84,064.16
  4. Step 4: Simplify right side
    124,420.32x = 14,422,430,622.17
  5. Step 5: Solve for x
    x = 14,422,430,622.17/124,420.32
  6. Step 6: Final answer
    x = 115,917.00

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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.