Home / 119,130.04-164,388.14-71,374.52

Finding the Fourth Proportional to 119,130.04, 164,388.14 and 71,374.52

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Solution

The fourth proportional to 119,130.04, 164,388.14 and 71,374.52 is: 98,490.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,130.04 : 164,388.14 = 71,374.52 : x
  2. Step 2: Convert to fraction form
    119,130.04/164,388.14 = 71,374.52/x
  3. Step 3: Cross multiply
    119,130.04x = 164,388.14 × 71,374.52
  4. Step 4: Simplify right side
    119,130.04x = 11,733,124,586.19
  5. Step 5: Solve for x
    x = 11,733,124,586.19/119,130.04
  6. Step 6: Final answer
    x = 98,490.06

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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.