Home / 96,430.69-133,066.69-53,983.45

Finding the Fourth Proportional to 96,430.69, 133,066.69 and 53,983.45

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Solution

The fourth proportional to 96,430.69, 133,066.69 and 53,983.45 is: 74,492.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,430.69 : 133,066.69 = 53,983.45 : x
  2. Step 2: Convert to fraction form
    96,430.69/133,066.69 = 53,983.45/x
  3. Step 3: Cross multiply
    96,430.69x = 133,066.69 × 53,983.45
  4. Step 4: Simplify right side
    96,430.69x = 7,183,399,006.28
  5. Step 5: Solve for x
    x = 7,183,399,006.28/96,430.69
  6. Step 6: Final answer
    x = 74,492.87

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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.