Home / 113,068.20-169,602.30-99,244.20

Finding the Fourth Proportional to 113,068.20, 169,602.30 and 99,244.20

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Solution

The fourth proportional to 113,068.20, 169,602.30 and 99,244.20 is: 148,866.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,068.20 : 169,602.30 = 99,244.20 : x
  2. Step 2: Convert to fraction form
    113,068.20/169,602.30 = 99,244.20/x
  3. Step 3: Cross multiply
    113,068.20x = 169,602.30 × 99,244.20
  4. Step 4: Simplify right side
    113,068.20x = 16,832,044,581.66
  5. Step 5: Solve for x
    x = 16,832,044,581.66/113,068.20
  6. Step 6: Final answer
    x = 148,866.30

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1.5x scale

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.