Home / 143,246.63-197,430.13-104,924.76

Finding the Fourth Proportional to 143,246.63, 197,430.13 and 104,924.76

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Solution

The fourth proportional to 143,246.63, 197,430.13 and 104,924.76 is: 144,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,246.63 : 197,430.13 = 104,924.76 : x
  2. Step 2: Convert to fraction form
    143,246.63/197,430.13 = 104,924.76/x
  3. Step 3: Cross multiply
    143,246.63x = 197,430.13 × 104,924.76
  4. Step 4: Simplify right side
    143,246.63x = 20,715,308,482.40
  5. Step 5: Solve for x
    x = 20,715,308,482.40/143,246.63
  6. Step 6: Final answer
    x = 144,612.89

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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.