Home / 176,263.38-243,153.36-112,534.20

Finding the Fourth Proportional to 176,263.38, 243,153.36 and 112,534.20

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Solution

The fourth proportional to 176,263.38, 243,153.36 and 112,534.20 is: 155,239.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,263.38 : 243,153.36 = 112,534.20 : x
  2. Step 2: Convert to fraction form
    176,263.38/243,153.36 = 112,534.20/x
  3. Step 3: Cross multiply
    176,263.38x = 243,153.36 × 112,534.20
  4. Step 4: Simplify right side
    176,263.38x = 27,363,068,844.91
  5. Step 5: Solve for x
    x = 27,363,068,844.91/176,263.38
  6. Step 6: Final answer
    x = 155,239.67

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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.