Home / 93,670.13-140,505.21-28,006.13

Finding the Fourth Proportional to 93,670.13, 140,505.21 and 28,006.13

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Solution

The fourth proportional to 93,670.13, 140,505.21 and 28,006.13 is: 42,009.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,670.13 : 140,505.21 = 28,006.13 : x
  2. Step 2: Convert to fraction form
    93,670.13/140,505.21 = 28,006.13/x
  3. Step 3: Cross multiply
    93,670.13x = 140,505.21 × 28,006.13
  4. Step 4: Simplify right side
    93,670.13x = 3,935,006,474.41
  5. Step 5: Solve for x
    x = 3,935,006,474.41/93,670.13
  6. Step 6: Final answer
    x = 42,009.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.