Home / 207,933.64-286,948.52-112,440.40

Finding the Fourth Proportional to 207,933.64, 286,948.52 and 112,440.40

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Solution

The fourth proportional to 207,933.64, 286,948.52 and 112,440.40 is: 155,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,933.64 : 286,948.52 = 112,440.40 : x
  2. Step 2: Convert to fraction form
    207,933.64/286,948.52 = 112,440.40/x
  3. Step 3: Cross multiply
    207,933.64x = 286,948.52 × 112,440.40
  4. Step 4: Simplify right side
    207,933.64x = 32,264,606,368.21
  5. Step 5: Solve for x
    x = 32,264,606,368.21/207,933.64
  6. Step 6: Final answer
    x = 155,167.80

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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.