Home / 207,924.40-286,933.89-112,430.26

Finding the Fourth Proportional to 207,924.40, 286,933.89 and 112,430.26

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Solution

The fourth proportional to 207,924.40, 286,933.89 and 112,430.26 is: 155,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,924.40 : 286,933.89 = 112,430.26 : x
  2. Step 2: Convert to fraction form
    207,924.40/286,933.89 = 112,430.26/x
  3. Step 3: Cross multiply
    207,924.40x = 286,933.89 × 112,430.26
  4. Step 4: Simplify right side
    207,924.40x = 32,260,051,855.51
  5. Step 5: Solve for x
    x = 32,260,051,855.51/207,924.40
  6. Step 6: Final answer
    x = 155,152.80

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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.