Home / 207,924.27-286,935.30-112,430.74

Finding the Fourth Proportional to 207,924.27, 286,935.30 and 112,430.74

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Solution

The fourth proportional to 207,924.27, 286,935.30 and 112,430.74 is: 155,154.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,924.27 : 286,935.30 = 112,430.74 : x
  2. Step 2: Convert to fraction form
    207,924.27/286,935.30 = 112,430.74/x
  3. Step 3: Cross multiply
    207,924.27x = 286,935.30 × 112,430.74
  4. Step 4: Simplify right side
    207,924.27x = 32,260,348,111.12
  5. Step 5: Solve for x
    x = 32,260,348,111.12/207,924.27
  6. Step 6: Final answer
    x = 155,154.32

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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.