Home / 178,457.04-245,652.48-154,246.80

Finding the Fourth Proportional to 178,457.04, 245,652.48 and 154,246.80

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Solution

The fourth proportional to 178,457.04, 245,652.48 and 154,246.80 is: 212,326.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,457.04 : 245,652.48 = 154,246.80 : x
  2. Step 2: Convert to fraction form
    178,457.04/245,652.48 = 154,246.80/x
  3. Step 3: Cross multiply
    178,457.04x = 245,652.48 × 154,246.80
  4. Step 4: Simplify right side
    178,457.04x = 37,891,108,952.06
  5. Step 5: Solve for x
    x = 37,891,108,952.06/178,457.04
  6. Step 6: Final answer
    x = 212,326.22

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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.