Home / 38,430.17-53,070.27-36,333.45

Finding the Fourth Proportional to 38,430.17, 53,070.27 and 36,333.45

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Solution

The fourth proportional to 38,430.17, 53,070.27 and 36,333.45 is: 50,174.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,430.17 : 53,070.27 = 36,333.45 : x
  2. Step 2: Convert to fraction form
    38,430.17/53,070.27 = 36,333.45/x
  3. Step 3: Cross multiply
    38,430.17x = 53,070.27 × 36,333.45
  4. Step 4: Simplify right side
    38,430.17x = 1,928,226,001.53
  5. Step 5: Solve for x
    x = 1,928,226,001.53/38,430.17
  6. Step 6: Final answer
    x = 50,174.80

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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.