Home / 178,030.05-245,687.28-97,457.58

Finding the Fourth Proportional to 178,030.05, 245,687.28 and 97,457.58

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Solution

The fourth proportional to 178,030.05, 245,687.28 and 97,457.58 is: 134,494.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,030.05 : 245,687.28 = 97,457.58 : x
  2. Step 2: Convert to fraction form
    178,030.05/245,687.28 = 97,457.58/x
  3. Step 3: Cross multiply
    178,030.05x = 245,687.28 × 97,457.58
  4. Step 4: Simplify right side
    178,030.05x = 23,944,087,380.12
  5. Step 5: Solve for x
    x = 23,944,087,380.12/178,030.05
  6. Step 6: Final answer
    x = 134,494.64

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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.