Home / 104,496.18-144,248.88-70,550.66

Finding the Fourth Proportional to 104,496.18, 144,248.88 and 70,550.66

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Solution

The fourth proportional to 104,496.18, 144,248.88 and 70,550.66 is: 97,389.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,496.18 : 144,248.88 = 70,550.66 : x
  2. Step 2: Convert to fraction form
    104,496.18/144,248.88 = 70,550.66/x
  3. Step 3: Cross multiply
    104,496.18x = 144,248.88 × 70,550.66
  4. Step 4: Simplify right side
    104,496.18x = 10,176,852,967.02
  5. Step 5: Solve for x
    x = 10,176,852,967.02/104,496.18
  6. Step 6: Final answer
    x = 97,389.71

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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.