Home / 176,534.19-243,561.20-109,505.07

Finding the Fourth Proportional to 176,534.19, 243,561.20 and 109,505.07

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Solution

The fourth proportional to 176,534.19, 243,561.20 and 109,505.07 is: 151,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,534.19 : 243,561.20 = 109,505.07 : x
  2. Step 2: Convert to fraction form
    176,534.19/243,561.20 = 109,505.07/x
  3. Step 3: Cross multiply
    176,534.19x = 243,561.20 × 109,505.07
  4. Step 4: Simplify right side
    176,534.19x = 26,671,185,707.76
  5. Step 5: Solve for x
    x = 26,671,185,707.76/176,534.19
  6. Step 6: Final answer
    x = 151,082.27

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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.