Home / 183,728.71-253,537.45-103,154.77

Finding the Fourth Proportional to 183,728.71, 253,537.45 and 103,154.77

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Solution

The fourth proportional to 183,728.71, 253,537.45 and 103,154.77 is: 142,349.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,728.71 : 253,537.45 = 103,154.77 : x
  2. Step 2: Convert to fraction form
    183,728.71/253,537.45 = 103,154.77/x
  3. Step 3: Cross multiply
    183,728.71x = 253,537.45 × 103,154.77
  4. Step 4: Simplify right side
    183,728.71x = 26,153,597,341.14
  5. Step 5: Solve for x
    x = 26,153,597,341.14/183,728.71
  6. Step 6: Final answer
    x = 142,349.00

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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.