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Finding the Fourth Proportional to 58,802.40, 88,101.20 and 38,015.20

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Solution

The fourth proportional to 58,802.40, 88,101.20 and 38,015.20 is: 56,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,802.40 : 88,101.20 = 38,015.20 : x
  2. Step 2: Convert to fraction form
    58,802.40/88,101.20 = 38,015.20/x
  3. Step 3: Cross multiply
    58,802.40x = 88,101.20 × 38,015.20
  4. Step 4: Simplify right side
    58,802.40x = 3,349,184,738.24
  5. Step 5: Solve for x
    x = 3,349,184,738.24/58,802.40
  6. Step 6: Final answer
    x = 56,956.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.