Home / 93,685.55-129,287.98-51,246.81

Finding the Fourth Proportional to 93,685.55, 129,287.98 and 51,246.81

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Solution

The fourth proportional to 93,685.55, 129,287.98 and 51,246.81 is: 70,721.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,685.55 : 129,287.98 = 51,246.81 : x
  2. Step 2: Convert to fraction form
    93,685.55/129,287.98 = 51,246.81/x
  3. Step 3: Cross multiply
    93,685.55x = 129,287.98 × 51,246.81
  4. Step 4: Simplify right side
    93,685.55x = 6,625,596,610.40
  5. Step 5: Solve for x
    x = 6,625,596,610.40/93,685.55
  6. Step 6: Final answer
    x = 70,721.65

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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.