Home / 153,531.61-230,426.81-64,848.76

Finding the Fourth Proportional to 153,531.61, 230,426.81 and 64,848.76

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Solution

The fourth proportional to 153,531.61, 230,426.81 and 64,848.76 is: 97,327.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,531.61 : 230,426.81 = 64,848.76 : x
  2. Step 2: Convert to fraction form
    153,531.61/230,426.81 = 64,848.76/x
  3. Step 3: Cross multiply
    153,531.61x = 230,426.81 × 64,848.76
  4. Step 4: Simplify right side
    153,531.61x = 14,942,892,242.13
  5. Step 5: Solve for x
    x = 14,942,892,242.13/153,531.61
  6. Step 6: Final answer
    x = 97,327.79

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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.