Home / 93,647.29-129,337.58-86,561.41

Finding the Fourth Proportional to 93,647.29, 129,337.58 and 86,561.41

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Solution

The fourth proportional to 93,647.29, 129,337.58 and 86,561.41 is: 119,551.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,647.29 : 129,337.58 = 86,561.41 : x
  2. Step 2: Convert to fraction form
    93,647.29/129,337.58 = 86,561.41/x
  3. Step 3: Cross multiply
    93,647.29x = 129,337.58 × 86,561.41
  4. Step 4: Simplify right side
    93,647.29x = 11,195,642,534.64
  5. Step 5: Solve for x
    x = 11,195,642,534.64/93,647.29
  6. Step 6: Final answer
    x = 119,551.17

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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.