Home / 124,524.19-171,842.58-70,809.21

Finding the Fourth Proportional to 124,524.19, 171,842.58 and 70,809.21

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Solution

The fourth proportional to 124,524.19, 171,842.58 and 70,809.21 is: 97,716.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,524.19 : 171,842.58 = 70,809.21 : x
  2. Step 2: Convert to fraction form
    124,524.19/171,842.58 = 70,809.21/x
  3. Step 3: Cross multiply
    124,524.19x = 171,842.58 × 70,809.21
  4. Step 4: Simplify right side
    124,524.19x = 12,168,037,334.16
  5. Step 5: Solve for x
    x = 12,168,037,334.16/124,524.19
  6. Step 6: Final answer
    x = 97,716.25

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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.