Home / 93,535.08-129,036.42-57,726.60

Finding the Fourth Proportional to 93,535.08, 129,036.42 and 57,726.60

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Solution

The fourth proportional to 93,535.08, 129,036.42 and 57,726.60 is: 79,636.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,535.08 : 129,036.42 = 57,726.60 : x
  2. Step 2: Convert to fraction form
    93,535.08/129,036.42 = 57,726.60/x
  3. Step 3: Cross multiply
    93,535.08x = 129,036.42 × 57,726.60
  4. Step 4: Simplify right side
    93,535.08x = 7,448,833,802.77
  5. Step 5: Solve for x
    x = 7,448,833,802.77/93,535.08
  6. Step 6: Final answer
    x = 79,636.79

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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.