Home / 58,076.48-86,754.26-42,155.12

Finding the Fourth Proportional to 58,076.48, 86,754.26 and 42,155.12

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Solution

The fourth proportional to 58,076.48, 86,754.26 and 42,155.12 is: 62,971.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,076.48 : 86,754.26 = 42,155.12 : x
  2. Step 2: Convert to fraction form
    58,076.48/86,754.26 = 42,155.12/x
  3. Step 3: Cross multiply
    58,076.48x = 86,754.26 × 42,155.12
  4. Step 4: Simplify right side
    58,076.48x = 3,657,136,240.81
  5. Step 5: Solve for x
    x = 3,657,136,240.81/58,076.48
  6. Step 6: Final answer
    x = 62,971.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.