Home / 216,165.44-298,303.35-120,681.02

Finding the Fourth Proportional to 216,165.44, 298,303.35 and 120,681.02

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Solution

The fourth proportional to 216,165.44, 298,303.35 and 120,681.02 is: 166,537.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,165.44 : 298,303.35 = 120,681.02 : x
  2. Step 2: Convert to fraction form
    216,165.44/298,303.35 = 120,681.02/x
  3. Step 3: Cross multiply
    216,165.44x = 298,303.35 × 120,681.02
  4. Step 4: Simplify right side
    216,165.44x = 35,999,552,547.42
  5. Step 5: Solve for x
    x = 35,999,552,547.42/216,165.44
  6. Step 6: Final answer
    x = 166,537.04

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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.