Home / 218,303.02-301,147.93-127,599.73

Finding the Fourth Proportional to 218,303.02, 301,147.93 and 127,599.73

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Solution

The fourth proportional to 218,303.02, 301,147.93 and 127,599.73 is: 176,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,303.02 : 301,147.93 = 127,599.73 : x
  2. Step 2: Convert to fraction form
    218,303.02/301,147.93 = 127,599.73/x
  3. Step 3: Cross multiply
    218,303.02x = 301,147.93 × 127,599.73
  4. Step 4: Simplify right side
    218,303.02x = 38,426,394,558.06
  5. Step 5: Solve for x
    x = 38,426,394,558.06/218,303.02
  6. Step 6: Final answer
    x = 176,023.19

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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.