Home / 94,181.47-129,970.48-51,742.74

Finding the Fourth Proportional to 94,181.47, 129,970.48 and 51,742.74

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Solution

The fourth proportional to 94,181.47, 129,970.48 and 51,742.74 is: 71,405.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,181.47 : 129,970.48 = 51,742.74 : x
  2. Step 2: Convert to fraction form
    94,181.47/129,970.48 = 51,742.74/x
  3. Step 3: Cross multiply
    94,181.47x = 129,970.48 × 51,742.74
  4. Step 4: Simplify right side
    94,181.47x = 6,725,027,975.11
  5. Step 5: Solve for x
    x = 6,725,027,975.11/94,181.47
  6. Step 6: Final answer
    x = 71,405.00

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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.