Home / 93,641.13-129,224.75-51,199.65

Finding the Fourth Proportional to 93,641.13, 129,224.75 and 51,199.65

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Solution

The fourth proportional to 93,641.13, 129,224.75 and 51,199.65 is: 70,655.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,641.13 : 129,224.75 = 51,199.65 : x
  2. Step 2: Convert to fraction form
    93,641.13/129,224.75 = 51,199.65/x
  3. Step 3: Cross multiply
    93,641.13x = 129,224.75 × 51,199.65
  4. Step 4: Simplify right side
    93,641.13x = 6,616,261,715.34
  5. Step 5: Solve for x
    x = 6,616,261,715.34/93,641.13
  6. Step 6: Final answer
    x = 70,655.51

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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.