Home / 119,320.02-178,970.63-69,368.27

Finding the Fourth Proportional to 119,320.02, 178,970.63 and 69,368.27

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Solution

The fourth proportional to 119,320.02, 178,970.63 and 69,368.27 is: 104,046.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,320.02 : 178,970.63 = 69,368.27 : x
  2. Step 2: Convert to fraction form
    119,320.02/178,970.63 = 69,368.27/x
  3. Step 3: Cross multiply
    119,320.02x = 178,970.63 × 69,368.27
  4. Step 4: Simplify right side
    119,320.02x = 12,414,881,742.22
  5. Step 5: Solve for x
    x = 12,414,881,742.22/119,320.02
  6. Step 6: Final answer
    x = 104,046.93

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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.