Home / 176,000.28-242,893.26-100,547.16

Finding the Fourth Proportional to 176,000.28, 242,893.26 and 100,547.16

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Solution

The fourth proportional to 176,000.28, 242,893.26 and 100,547.16 is: 138,762.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,000.28 : 242,893.26 = 100,547.16 : x
  2. Step 2: Convert to fraction form
    176,000.28/242,893.26 = 100,547.16/x
  3. Step 3: Cross multiply
    176,000.28x = 242,893.26 × 100,547.16
  4. Step 4: Simplify right side
    176,000.28x = 24,422,227,476.14
  5. Step 5: Solve for x
    x = 24,422,227,476.14/176,000.28
  6. Step 6: Final answer
    x = 138,762.44

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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.