Home / 147,970.80-204,193.71-84,303.18

Finding the Fourth Proportional to 147,970.80, 204,193.71 and 84,303.18

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Solution

The fourth proportional to 147,970.80, 204,193.71 and 84,303.18 is: 116,334.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,970.80 : 204,193.71 = 84,303.18 : x
  2. Step 2: Convert to fraction form
    147,970.80/204,193.71 = 84,303.18/x
  3. Step 3: Cross multiply
    147,970.80x = 204,193.71 × 84,303.18
  4. Step 4: Simplify right side
    147,970.80x = 17,214,179,089.00
  5. Step 5: Solve for x
    x = 17,214,179,089.00/147,970.80
  6. Step 6: Final answer
    x = 116,334.97

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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.