Home / 74,089,981.13-102,279,715.44-52,082,345.93

Finding the Fourth Proportional to 74,089,981.13, 102,279,715.44 and 52,082,345.93

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Solution

The fourth proportional to 74,089,981.13, 102,279,715.44 and 52,082,345.93 is: 71,898,621.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,089,981.13 : 102,279,715.44 = 52,082,345.93 : x
  2. Step 2: Convert to fraction form
    74,089,981.13/102,279,715.44 = 52,082,345.93/x
  3. Step 3: Cross multiply
    74,089,981.13x = 102,279,715.44 × 52,082,345.93
  4. Step 4: Simplify right side
    74,089,981.13x = 5,326,967,520,461,335
  5. Step 5: Solve for x
    x = 5,326,967,520,461,335/74,089,981.13
  6. Step 6: Final answer
    x = 71,898,621.64

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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.