Home / 124,303.96-171,539.48-67,715.36

Finding the Fourth Proportional to 124,303.96, 171,539.48 and 67,715.36

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Solution

The fourth proportional to 124,303.96, 171,539.48 and 67,715.36 is: 93,447.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,303.96 : 171,539.48 = 67,715.36 : x
  2. Step 2: Convert to fraction form
    124,303.96/171,539.48 = 67,715.36/x
  3. Step 3: Cross multiply
    124,303.96x = 171,539.48 × 67,715.36
  4. Step 4: Simplify right side
    124,303.96x = 11,615,857,642.41
  5. Step 5: Solve for x
    x = 11,615,857,642.41/124,303.96
  6. Step 6: Final answer
    x = 93,447.21

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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.