Home / 256,030.56-353,265.60-148,538.32

Finding the Fourth Proportional to 256,030.56, 353,265.60 and 148,538.32

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Solution

The fourth proportional to 256,030.56, 353,265.60 and 148,538.32 is: 204,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,030.56 : 353,265.60 = 148,538.32 : x
  2. Step 2: Convert to fraction form
    256,030.56/353,265.60 = 148,538.32/x
  3. Step 3: Cross multiply
    256,030.56x = 353,265.60 × 148,538.32
  4. Step 4: Simplify right side
    256,030.56x = 52,473,478,737.79
  5. Step 5: Solve for x
    x = 52,473,478,737.79/256,030.56
  6. Step 6: Final answer
    x = 204,950.06

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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.