Home / 73,490.04-101,417.16-43,287.60

Finding the Fourth Proportional to 73,490.04, 101,417.16 and 43,287.60

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Solution

The fourth proportional to 73,490.04, 101,417.16 and 43,287.60 is: 59,737.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,490.04 : 101,417.16 = 43,287.60 : x
  2. Step 2: Convert to fraction form
    73,490.04/101,417.16 = 43,287.60/x
  3. Step 3: Cross multiply
    73,490.04x = 101,417.16 × 43,287.60
  4. Step 4: Simplify right side
    73,490.04x = 4,390,105,455.22
  5. Step 5: Solve for x
    x = 4,390,105,455.22/73,490.04
  6. Step 6: Final answer
    x = 59,737.42

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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.