Home / 179,253.17-247,368.42-98,678.63

Finding the Fourth Proportional to 179,253.17, 247,368.42 and 98,678.63

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Solution

The fourth proportional to 179,253.17, 247,368.42 and 98,678.63 is: 136,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,253.17 : 247,368.42 = 98,678.63 : x
  2. Step 2: Convert to fraction form
    179,253.17/247,368.42 = 98,678.63/x
  3. Step 3: Cross multiply
    179,253.17x = 247,368.42 × 98,678.63
  4. Step 4: Simplify right side
    179,253.17x = 24,409,975,554.02
  5. Step 5: Solve for x
    x = 24,409,975,554.02/179,253.17
  6. Step 6: Final answer
    x = 136,175.98

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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.