Home / 153,160.74-211,367.07-89,497.17

Finding the Fourth Proportional to 153,160.74, 211,367.07 and 89,497.17

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Solution

The fourth proportional to 153,160.74, 211,367.07 and 89,497.17 is: 123,509.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,160.74 : 211,367.07 = 89,497.17 : x
  2. Step 2: Convert to fraction form
    153,160.74/211,367.07 = 89,497.17/x
  3. Step 3: Cross multiply
    153,160.74x = 211,367.07 × 89,497.17
  4. Step 4: Simplify right side
    153,160.74x = 18,916,754,596.19
  5. Step 5: Solve for x
    x = 18,916,754,596.19/153,160.74
  6. Step 6: Final answer
    x = 123,509.16

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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.