Home / 172,851.40-238,645.04-141,095.80

Finding the Fourth Proportional to 172,851.40, 238,645.04 and 141,095.80

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Solution

The fourth proportional to 172,851.40, 238,645.04 and 141,095.80 is: 194,802.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,851.40 : 238,645.04 = 141,095.80 : x
  2. Step 2: Convert to fraction form
    172,851.40/238,645.04 = 141,095.80/x
  3. Step 3: Cross multiply
    172,851.40x = 238,645.04 × 141,095.80
  4. Step 4: Simplify right side
    172,851.40x = 33,671,812,834.83
  5. Step 5: Solve for x
    x = 33,671,812,834.83/172,851.40
  6. Step 6: Final answer
    x = 194,802.08

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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.