Home / 109,802.57-151,527.71-59,501.57

Finding the Fourth Proportional to 109,802.57, 151,527.71 and 59,501.57

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Solution

The fourth proportional to 109,802.57, 151,527.71 and 59,501.57 is: 82,112.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,802.57 : 151,527.71 = 59,501.57 : x
  2. Step 2: Convert to fraction form
    109,802.57/151,527.71 = 59,501.57/x
  3. Step 3: Cross multiply
    109,802.57x = 151,527.71 × 59,501.57
  4. Step 4: Simplify right side
    109,802.57x = 9,016,136,034.62
  5. Step 5: Solve for x
    x = 9,016,136,034.62/109,802.57
  6. Step 6: Final answer
    x = 82,112.25

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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.