Home / 93,655.26-129,208.14-57,783.06

Finding the Fourth Proportional to 93,655.26, 129,208.14 and 57,783.06

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Solution

The fourth proportional to 93,655.26, 129,208.14 and 57,783.06 is: 79,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,655.26 : 129,208.14 = 57,783.06 : x
  2. Step 2: Convert to fraction form
    93,655.26/129,208.14 = 57,783.06/x
  3. Step 3: Cross multiply
    93,655.26x = 129,208.14 × 57,783.06
  4. Step 4: Simplify right side
    93,655.26x = 7,466,041,706.11
  5. Step 5: Solve for x
    x = 7,466,041,706.11/93,655.26
  6. Step 6: Final answer
    x = 79,718.34

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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.