Home / 35,070.16-52,621.64-20,291.51

Finding the Fourth Proportional to 35,070.16, 52,621.64 and 20,291.51

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Solution

The fourth proportional to 35,070.16, 52,621.64 and 20,291.51 is: 30,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,070.16 : 52,621.64 = 20,291.51 : x
  2. Step 2: Convert to fraction form
    35,070.16/52,621.64 = 20,291.51/x
  3. Step 3: Cross multiply
    35,070.16x = 52,621.64 × 20,291.51
  4. Step 4: Simplify right side
    35,070.16x = 1,067,772,271.17
  5. Step 5: Solve for x
    x = 1,067,772,271.17/35,070.16
  6. Step 6: Final answer
    x = 30,446.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.