Home / 190,904.09-286,355.10-46,808.13

Finding the Fourth Proportional to 190,904.09, 286,355.10 and 46,808.13

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Solution

The fourth proportional to 190,904.09, 286,355.10 and 46,808.13 is: 70,211.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,904.09 : 286,355.10 = 46,808.13 : x
  2. Step 2: Convert to fraction form
    190,904.09/286,355.10 = 46,808.13/x
  3. Step 3: Cross multiply
    190,904.09x = 286,355.10 × 46,808.13
  4. Step 4: Simplify right side
    190,904.09x = 13,403,746,122.28
  5. Step 5: Solve for x
    x = 13,403,746,122.28/190,904.09
  6. Step 6: Final answer
    x = 70,211.94

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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.