Home / 117,666.30-176,508.63-70,602.06

Finding the Fourth Proportional to 117,666.30, 176,508.63 and 70,602.06

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Solution

The fourth proportional to 117,666.30, 176,508.63 and 70,602.06 is: 105,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,666.30 : 176,508.63 = 70,602.06 : x
  2. Step 2: Convert to fraction form
    117,666.30/176,508.63 = 70,602.06/x
  3. Step 3: Cross multiply
    117,666.30x = 176,508.63 × 70,602.06
  4. Step 4: Simplify right side
    117,666.30x = 12,461,872,885.78
  5. Step 5: Solve for x
    x = 12,461,872,885.78/117,666.30
  6. Step 6: Final answer
    x = 105,908.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.