Home / 99,037.93-136,670.47-56,016.67

Finding the Fourth Proportional to 99,037.93, 136,670.47 and 56,016.67

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Solution

The fourth proportional to 99,037.93, 136,670.47 and 56,016.67 is: 77,301.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,037.93 : 136,670.47 = 56,016.67 : x
  2. Step 2: Convert to fraction form
    99,037.93/136,670.47 = 56,016.67/x
  3. Step 3: Cross multiply
    99,037.93x = 136,670.47 × 56,016.67
  4. Step 4: Simplify right side
    99,037.93x = 7,655,824,616.73
  5. Step 5: Solve for x
    x = 7,655,824,616.73/99,037.93
  6. Step 6: Final answer
    x = 77,301.94

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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.