Home / 242,417.21-334,541.14-134,997.23

Finding the Fourth Proportional to 242,417.21, 334,541.14 and 134,997.23

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Solution

The fourth proportional to 242,417.21, 334,541.14 and 134,997.23 is: 186,299.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,417.21 : 334,541.14 = 134,997.23 : x
  2. Step 2: Convert to fraction form
    242,417.21/334,541.14 = 134,997.23/x
  3. Step 3: Cross multiply
    242,417.21x = 334,541.14 × 134,997.23
  4. Step 4: Simplify right side
    242,417.21x = 45,162,127,719.90
  5. Step 5: Solve for x
    x = 45,162,127,719.90/242,417.21
  6. Step 6: Final answer
    x = 186,299.18

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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.