Home / 176,616.04-243,820.40-136,239.16

Finding the Fourth Proportional to 176,616.04, 243,820.40 and 136,239.16

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Solution

The fourth proportional to 176,616.04, 243,820.40 and 136,239.16 is: 188,079.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,616.04 : 243,820.40 = 136,239.16 : x
  2. Step 2: Convert to fraction form
    176,616.04/243,820.40 = 136,239.16/x
  3. Step 3: Cross multiply
    176,616.04x = 243,820.40 × 136,239.16
  4. Step 4: Simplify right side
    176,616.04x = 33,217,886,486.86
  5. Step 5: Solve for x
    x = 33,217,886,486.86/176,616.04
  6. Step 6: Final answer
    x = 188,079.67

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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.