Home / 105,267.04-157,881.20-46,091.68

Finding the Fourth Proportional to 105,267.04, 157,881.20 and 46,091.68

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Solution

The fourth proportional to 105,267.04, 157,881.20 and 46,091.68 is: 69,129.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,267.04 : 157,881.20 = 46,091.68 : x
  2. Step 2: Convert to fraction form
    105,267.04/157,881.20 = 46,091.68/x
  3. Step 3: Cross multiply
    105,267.04x = 157,881.20 × 46,091.68
  4. Step 4: Simplify right side
    105,267.04x = 7,277,009,748.42
  5. Step 5: Solve for x
    x = 7,277,009,748.42/105,267.04
  6. Step 6: Final answer
    x = 69,129.04

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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.