Home / 93,590.12-129,112.92-55,842.56

Finding the Fourth Proportional to 93,590.12, 129,112.92 and 55,842.56

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Solution

The fourth proportional to 93,590.12, 129,112.92 and 55,842.56 is: 77,038.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,590.12 : 129,112.92 = 55,842.56 : x
  2. Step 2: Convert to fraction form
    93,590.12/129,112.92 = 55,842.56/x
  3. Step 3: Cross multiply
    93,590.12x = 129,112.92 × 55,842.56
  4. Step 4: Simplify right side
    93,590.12x = 7,209,995,981.88
  5. Step 5: Solve for x
    x = 7,209,995,981.88/93,590.12
  6. Step 6: Final answer
    x = 77,038.00

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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.