Home / 91,727.04-126,572.04-53,994

Finding the Fourth Proportional to 91,727.04, 126,572.04 and 53,994

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Solution

The fourth proportional to 91,727.04, 126,572.04 and 53,994 is: 74,505.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,727.04 : 126,572.04 = 53,994 : x
  2. Step 2: Convert to fraction form
    91,727.04/126,572.04 = 53,994/x
  3. Step 3: Cross multiply
    91,727.04x = 126,572.04 × 53,994
  4. Step 4: Simplify right side
    91,727.04x = 6,834,130,727.76
  5. Step 5: Solve for x
    x = 6,834,130,727.76/91,727.04
  6. Step 6: Final answer
    x = 74,505.08

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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.