Home / 108,678.37-149,967.53-60,925.23

Finding the Fourth Proportional to 108,678.37, 149,967.53 and 60,925.23

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Solution

The fourth proportional to 108,678.37, 149,967.53 and 60,925.23 is: 84,071.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,678.37 : 149,967.53 = 60,925.23 : x
  2. Step 2: Convert to fraction form
    108,678.37/149,967.53 = 60,925.23/x
  3. Step 3: Cross multiply
    108,678.37x = 149,967.53 × 60,925.23
  4. Step 4: Simplify right side
    108,678.37x = 9,136,806,257.78
  5. Step 5: Solve for x
    x = 9,136,806,257.78/108,678.37
  6. Step 6: Final answer
    x = 84,071.98

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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.