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Finding the Fourth Proportional to 181,862.94, 250,970.94 and 101,305.92

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Solution

The fourth proportional to 181,862.94, 250,970.94 and 101,305.92 is: 139,802.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,862.94 : 250,970.94 = 101,305.92 : x
  2. Step 2: Convert to fraction form
    181,862.94/250,970.94 = 101,305.92/x
  3. Step 3: Cross multiply
    181,862.94x = 250,970.94 × 101,305.92
  4. Step 4: Simplify right side
    181,862.94x = 25,424,841,969.96
  5. Step 5: Solve for x
    x = 25,424,841,969.96/181,862.94
  6. Step 6: Final answer
    x = 139,802.22

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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.