Home / 178,110.04-245,814.60-102,659.08

Finding the Fourth Proportional to 178,110.04, 245,814.60 and 102,659.08

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Solution

The fourth proportional to 178,110.04, 245,814.60 and 102,659.08 is: 141,682.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,110.04 : 245,814.60 = 102,659.08 : x
  2. Step 2: Convert to fraction form
    178,110.04/245,814.60 = 102,659.08/x
  3. Step 3: Cross multiply
    178,110.04x = 245,814.60 × 102,659.08
  4. Step 4: Simplify right side
    178,110.04x = 25,235,100,686.57
  5. Step 5: Solve for x
    x = 25,235,100,686.57/178,110.04
  6. Step 6: Final answer
    x = 141,682.64

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1.5x scale

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.