Home / 123,335.60-184,705.20-70,585.16

Finding the Fourth Proportional to 123,335.60, 184,705.20 and 70,585.16

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Solution

The fourth proportional to 123,335.60, 184,705.20 and 70,585.16 is: 105,707.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,335.60 : 184,705.20 = 70,585.16 : x
  2. Step 2: Convert to fraction form
    123,335.60/184,705.20 = 70,585.16/x
  3. Step 3: Cross multiply
    123,335.60x = 184,705.20 × 70,585.16
  4. Step 4: Simplify right side
    123,335.60x = 13,037,446,094.83
  5. Step 5: Solve for x
    x = 13,037,446,094.83/123,335.60
  6. Step 6: Final answer
    x = 105,707.08

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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.