Home / 207,862.93-286,851.06-112,369.63

Finding the Fourth Proportional to 207,862.93, 286,851.06 and 112,369.63

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Solution

The fourth proportional to 207,862.93, 286,851.06 and 112,369.63 is: 155,070.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,862.93 : 286,851.06 = 112,369.63 : x
  2. Step 2: Convert to fraction form
    207,862.93/286,851.06 = 112,369.63/x
  3. Step 3: Cross multiply
    207,862.93x = 286,851.06 × 112,369.63
  4. Step 4: Simplify right side
    207,862.93x = 32,233,347,477.31
  5. Step 5: Solve for x
    x = 32,233,347,477.31/207,862.93
  6. Step 6: Final answer
    x = 155,070.21

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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.