Home / 96,477.34-133,139.13-56,218.72

Finding the Fourth Proportional to 96,477.34, 133,139.13 and 56,218.72

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Solution

The fourth proportional to 96,477.34, 133,139.13 and 56,218.72 is: 77,582.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,477.34 : 133,139.13 = 56,218.72 : x
  2. Step 2: Convert to fraction form
    96,477.34/133,139.13 = 56,218.72/x
  3. Step 3: Cross multiply
    96,477.34x = 133,139.13 × 56,218.72
  4. Step 4: Simplify right side
    96,477.34x = 7,484,911,470.51
  5. Step 5: Solve for x
    x = 7,484,911,470.51/96,477.34
  6. Step 6: Final answer
    x = 77,582.07

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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.