Home / 141,428.98-195,214.16-93,068.20

Finding the Fourth Proportional to 141,428.98, 195,214.16 and 93,068.20

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Solution

The fourth proportional to 141,428.98, 195,214.16 and 93,068.20 is: 128,461.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,428.98 : 195,214.16 = 93,068.20 : x
  2. Step 2: Convert to fraction form
    141,428.98/195,214.16 = 93,068.20/x
  3. Step 3: Cross multiply
    141,428.98x = 195,214.16 × 93,068.20
  4. Step 4: Simplify right side
    141,428.98x = 18,168,230,485.71
  5. Step 5: Solve for x
    x = 18,168,230,485.71/141,428.98
  6. Step 6: Final answer
    x = 128,461.86

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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.