Home / 42,840.72-59,148.36-26,102.16

Finding the Fourth Proportional to 42,840.72, 59,148.36 and 26,102.16

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Solution

The fourth proportional to 42,840.72, 59,148.36 and 26,102.16 is: 36,038.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,840.72 : 59,148.36 = 26,102.16 : x
  2. Step 2: Convert to fraction form
    42,840.72/59,148.36 = 26,102.16/x
  3. Step 3: Cross multiply
    42,840.72x = 59,148.36 × 26,102.16
  4. Step 4: Simplify right side
    42,840.72x = 1,543,899,956.46
  5. Step 5: Solve for x
    x = 1,543,899,956.46/42,840.72
  6. Step 6: Final answer
    x = 36,038.14

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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.