Home / 107,828.04-148,804.18-62,509.32

Finding the Fourth Proportional to 107,828.04, 148,804.18 and 62,509.32

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Solution

The fourth proportional to 107,828.04, 148,804.18 and 62,509.32 is: 86,263.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,828.04 : 148,804.18 = 62,509.32 : x
  2. Step 2: Convert to fraction form
    107,828.04/148,804.18 = 62,509.32/x
  3. Step 3: Cross multiply
    107,828.04x = 148,804.18 × 62,509.32
  4. Step 4: Simplify right side
    107,828.04x = 9,301,648,104.96
  5. Step 5: Solve for x
    x = 9,301,648,104.96/107,828.04
  6. Step 6: Final answer
    x = 86,263.72

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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.