Home / 98,849.23-136,412-53,527.57

Finding the Fourth Proportional to 98,849.23, 136,412 and 53,527.57

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Solution

The fourth proportional to 98,849.23, 136,412 and 53,527.57 is: 73,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,849.23 : 136,412 = 53,527.57 : x
  2. Step 2: Convert to fraction form
    98,849.23/136,412 = 53,527.57/x
  3. Step 3: Cross multiply
    98,849.23x = 136,412 × 53,527.57
  4. Step 4: Simplify right side
    98,849.23x = 7,301,802,878.84
  5. Step 5: Solve for x
    x = 7,301,802,878.84/98,849.23
  6. Step 6: Final answer
    x = 73,868.08

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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.