Home / 190,595.04-285,934.08-57,465.12

Finding the Fourth Proportional to 190,595.04, 285,934.08 and 57,465.12

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Solution

The fourth proportional to 190,595.04, 285,934.08 and 57,465.12 is: 86,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,595.04 : 285,934.08 = 57,465.12 : x
  2. Step 2: Convert to fraction form
    190,595.04/285,934.08 = 57,465.12/x
  3. Step 3: Cross multiply
    190,595.04x = 285,934.08 × 57,465.12
  4. Step 4: Simplify right side
    190,595.04x = 16,431,236,219.29
  5. Step 5: Solve for x
    x = 16,431,236,219.29/190,595.04
  6. Step 6: Final answer
    x = 86,210.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.