Home / 189,357.02-261,313.54-104,476.58

Finding the Fourth Proportional to 189,357.02, 261,313.54 and 104,476.58

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Solution

The fourth proportional to 189,357.02, 261,313.54 and 104,476.58 is: 144,178.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,357.02 : 261,313.54 = 104,476.58 : x
  2. Step 2: Convert to fraction form
    189,357.02/261,313.54 = 104,476.58/x
  3. Step 3: Cross multiply
    189,357.02x = 261,313.54 × 104,476.58
  4. Step 4: Simplify right side
    189,357.02x = 27,301,144,966.89
  5. Step 5: Solve for x
    x = 27,301,144,966.89/189,357.02
  6. Step 6: Final answer
    x = 144,178.15

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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.