Home / 219,254.02-302,570.85-118,652.02

Finding the Fourth Proportional to 219,254.02, 302,570.85 and 118,652.02

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Solution

The fourth proportional to 219,254.02, 302,570.85 and 118,652.02 is: 163,739.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,254.02 : 302,570.85 = 118,652.02 : x
  2. Step 2: Convert to fraction form
    219,254.02/302,570.85 = 118,652.02/x
  3. Step 3: Cross multiply
    219,254.02x = 302,570.85 × 118,652.02
  4. Step 4: Simplify right side
    219,254.02x = 35,900,642,545.62
  5. Step 5: Solve for x
    x = 35,900,642,545.62/219,254.02
  6. Step 6: Final answer
    x = 163,739.95

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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.