Home / 105,030.56-144,946.02-59,716.16

Finding the Fourth Proportional to 105,030.56, 144,946.02 and 59,716.16

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Solution

The fourth proportional to 105,030.56, 144,946.02 and 59,716.16 is: 82,410.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,030.56 : 144,946.02 = 59,716.16 : x
  2. Step 2: Convert to fraction form
    105,030.56/144,946.02 = 59,716.16/x
  3. Step 3: Cross multiply
    105,030.56x = 144,946.02 × 59,716.16
  4. Step 4: Simplify right side
    105,030.56x = 8,655,619,721.68
  5. Step 5: Solve for x
    x = 8,655,619,721.68/105,030.56
  6. Step 6: Final answer
    x = 82,410.49

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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.