Home / 93,862.13-129,528.66-50,840.80

Finding the Fourth Proportional to 93,862.13, 129,528.66 and 50,840.80

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Solution

The fourth proportional to 93,862.13, 129,528.66 and 50,840.80 is: 70,159.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,862.13 : 129,528.66 = 50,840.80 : x
  2. Step 2: Convert to fraction form
    93,862.13/129,528.66 = 50,840.80/x
  3. Step 3: Cross multiply
    93,862.13x = 129,528.66 × 50,840.80
  4. Step 4: Simplify right side
    93,862.13x = 6,585,341,049.89
  5. Step 5: Solve for x
    x = 6,585,341,049.89/93,862.13
  6. Step 6: Final answer
    x = 70,159.72

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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.