Home / 207,626.86-286,525.02-112,133.53

Finding the Fourth Proportional to 207,626.86, 286,525.02 and 112,133.53

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Solution

The fourth proportional to 207,626.86, 286,525.02 and 112,133.53 is: 154,744.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,626.86 : 286,525.02 = 112,133.53 : x
  2. Step 2: Convert to fraction form
    207,626.86/286,525.02 = 112,133.53/x
  3. Step 3: Cross multiply
    207,626.86x = 286,525.02 × 112,133.53
  4. Step 4: Simplify right side
    207,626.86x = 32,129,061,925.92
  5. Step 5: Solve for x
    x = 32,129,061,925.92/207,626.86
  6. Step 6: Final answer
    x = 154,744.25

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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.